Consumer Behavior and Insight Frameworks

Introduction

Brand management begins with a disciplined understanding of people. Consumers do not simply receive marketing messages and select the product with the highest functional utility. They interpret information through perception, pursue goals, learn from experience, form attitudes, express identities, respond to social and cultural environments, and make decisions under conditions of limited time and attention. Consumer behavior is therefore both an individual psychological process and a social, cultural, technological, and economic phenomenon.

For marketing researchers, the central task is not merely to describe what consumers buy. It is to explain why behavior occurs, how it changes, and how evidence can be translated into responsible brand decisions. Consumer insights are interpretations of consumer data that reveal a meaningful motivation, tension, unmet need, or behavioral pattern relevant to decision-making. An insight is stronger than an observation. “Sales increased among younger consumers” is an observation; “younger consumers use the product as a visible signal of practical environmental responsibility” is a tentative insight requiring evidence.

This chapter presents major psychological, sociological, and behavioral theories used to interpret consumer and buyer behavior. It also introduces the consumer decision journey and shows how qualitative and quantitative research can be combined to develop actionable insight.

Learning Objectives

By the end of this chapter, students should be able to:

1. Explain how motivation, perception, learning, attitudes, identity, culture, and social influence affect consumer behavior.
2. Distinguish psychological, sociological, and behavioral explanations of consumption.
3. Apply heuristics and behavioral-economics concepts to consumer decisions.
4. Use the consumer decision journey to identify research and brand-management opportunities.
5. Evaluate consumer insight frameworks critically, including their assumptions and limitations.
6. Translate evidence into ethical and practically useful brand actions.

1. Consumer Behavior as an Interpretive and Behavioral Discipline

Consumer behavior examines how individuals, households, organizations, and groups select, acquire, use, evaluate, and dispose of offerings. The term includes both consumer behavior, usually referring to personal or household consumption, and buyer behavior, which can include organizational purchasing and the role of intermediaries or professional buyers.

A useful analytical distinction is between three levels:

No single level is sufficient. A consumer may choose a premium coffee because of taste preferences, social identity, workplace routines, and cultural associations with ethical consumption. Research that examines only one explanation risks confusing a symptom with a cause.

Consumer behavior is also dynamic. Preferences can change after trial, social feedback, a life-stage transition, a crisis, or a change in technology. Researchers should therefore distinguish between:

• Stated behavior: what people say they do or intend to do.
• Observed behavior: what people actually do in a relevant context.
• Interpreted behavior: the explanation proposed for the observed pattern.

These forms of evidence may disagree. Such disagreement is not automatically a research failure; it can indicate social desirability bias, imperfect memory, changing intentions, or a gap between values and practical constraints.

2. Motivation: Why Consumers Act

Motivation is the set of psychological processes that energize, direct, and sustain behavior toward a goal. A consumer can have several simultaneous motives. A meal-delivery subscription may satisfy convenience, time saving, health management, and the desire to reduce decision effort.

Needs, goals, and motives

A need is a perceived deficiency or desired condition. A goal is a desired end state, while a motive is the underlying reason that directs behavior toward that state. The same product can serve different motives for different people. A smartphone may be a communication tool, a productivity device, a status symbol, or a source of entertainment.

Maslow’s hierarchy of needs is often used as a broad interpretive framework: physiological needs, safety, belonging, esteem, and self-actualization. Its value is that it reminds marketers that consumption can address multiple kinds of human concern. However, the hierarchy should not be treated as a universal law. People may pursue esteem before safety, or belonging and self-expression simultaneously. Cultural context and individual circumstances affect the ordering and meaning of needs.

Self-determination theory distinguishes among needs for autonomy, competence, and relatedness. This perspective is particularly useful for services, digital products, education, fitness, and communities. A language-learning application, for example, may motivate users by allowing self-directed learning, demonstrating progress, and connecting learners with others.

Motivation may be:

• Intrinsic: behavior is rewarding in itself, such as learning for enjoyment.
• Extrinsic: behavior is directed toward an external reward or outcome, such as points or a discount.
• Approach-oriented: directed toward attaining a desired outcome.
• Avoidance-oriented: directed toward preventing an undesired outcome.
• Functional: concerned with practical performance.
• Symbolic or expressive: concerned with identity, meaning, or social communication.

A major research challenge is that consumers may not fully know or disclose their motives. Qualitative methods such as laddering interviews, diary studies, observation, and projective techniques can help researchers move from product attributes to consequences and personal values. These methods generate hypotheses, but interpretations must be tested against behavioral or survey evidence.

3. Perception and Attention

Perception is the process by which people select, organize, and interpret sensory information. It is not a direct recording of reality. Consumers notice some stimuli, ignore others, and interpret what they notice through prior knowledge and expectations.

Perception is commonly discussed in three stages:

1. Exposure: a stimulus reaches the consumer’s sensory field.
2. Attention: limited mental resources are allocated to the stimulus.
3. Interpretation: meaning is assigned to the stimulus.

A consumer can be exposed to an advertisement without attending to it, and can attend to it without interpreting it as intended. Selective attention is especially important in crowded media environments. Salience may be increased by contrast, relevance, novelty, emotional intensity, or unusual placement, but attention does not guarantee persuasion.

Perception also involves thresholds. The absolute threshold is the minimum intensity that can be detected, while the difference threshold is the smallest detectable change between two stimuli. In practical brand research, the important issue is not a universal numerical threshold but whether a change in packaging, price, sound, or interface is noticed and interpreted as meaningful by a relevant audience.

Consumers use perceptual organization principles such as figure and ground, closure, similarity, and proximity. Brand managers use these principles in packaging, retail displays, logos, and digital interfaces. However, visual clarity should not be confused with effectiveness. A distinctive design may attract attention but communicate an undesirable meaning.

Perceived risk is another important perceptual process. Consumers may perceive financial, functional, physical, social, psychological, privacy, or time risk. Trust signals, warranties, reviews, demonstrations, transparent information, and return policies can reduce uncertainty, although excessive reassurance can sometimes make risk more salient.

4. Learning, Memory, and Habit

Learning is a relatively enduring change in knowledge, behavior, or response resulting from experience. Consumer learning occurs through direct use, observation, communication, rewards, repetition, and social interaction.

Classical conditioning explains how a previously neutral stimulus can become associated with an existing emotional or physiological response. A brand repeatedly paired with warmth, excitement, or competence may acquire some of that meaning. Conditioning is not automatic persuasion; the association depends on relevance, repetition, attention, and the consumer’s existing interpretation.

Operant conditioning emphasizes consequences. Behaviors followed by rewards are more likely to recur, while behaviors followed by negative consequences may decline. Loyalty points, free trials, progress badges, and personalized offers can reinforce behavior. Poorly designed incentives may produce short-term activity without durable preference, or encourage gaming and opportunism.

Social learning occurs when consumers observe models, peers, influencers, or community members. Observational learning is more likely when the model is credible, similar, attractive, or perceived as successful. Consumers do not merely copy visible behavior; they infer expected outcomes and social meanings.

Memory has several implications for brand management. Retrieval is influenced by accessibility, distinctiveness, context, and the strength of associations. A brand may have high awareness but weak relevance, or strong recognition but low spontaneous recall. Repetition can improve accessibility, but excessive repetition can generate irritation or wear-out.

Habit is repeated behavior triggered by stable contexts and requiring limited deliberation. Habitual purchasing is not necessarily loyal purchasing. A consumer may buy the same brand because it is available, convenient, or mentally easy to retrieve. To change a habit, marketers may need to alter cues, reduce switching friction, provide an easy first trial, or create a new routine rather than simply communicate superior attributes.

5. Attitudes and Persuasion

An attitude is a relatively enduring evaluation of an object, person, idea, or brand. Attitudes are often represented through three components:

• Cognitive: beliefs or thoughts about the object.
• Affective: feelings or emotional reactions.
• Behavioral or conative: intentions or action tendencies.

The three components do not always align. A consumer may believe a product is environmentally responsible, feel indifferent toward it, and have no intention of buying it because of price. Consequently, favorable attitudes do not guarantee behavior.

The multi-attribute attitude model provides a structured way to understand evaluation. In a simplified form:

Here, A_j is the attitude toward brand j, b_ij is the consumer’s belief about brand j on attribute i, e_i is the evaluation or importance of attribute i, and n is the number of considered attributes. The model assumes that attribute evaluations can be represented meaningfully on a common scale and that an additive approximation is appropriate. It is useful for diagnosis, not as a literal law of choice. Consumers may use noncompensatory rules, emotions, habits, or contextual cues instead.

The Elaboration Likelihood Model distinguishes between a central route, in which people carefully evaluate arguments, and a peripheral route, in which judgments rely more on cues such as attractiveness, credibility, familiarity, or mood. Involvement, ability, and motivation affect which route is more likely. High-involvement purchases may invite detailed comparison, whereas low-involvement choices may depend on shelf visibility and familiarity.

Persuasion research should examine not only whether an advertisement is liked but also whether it changes a relevant belief, reduces uncertainty, creates a useful association, or prompts action. Manipulative persuasion, deceptive claims, fabricated reviews, and exploitation of vulnerable audiences are ethically unacceptable even when they produce short-term response.

6. Identity, Self-Concept, and Symbolic Consumption

The self-concept is the set of beliefs a person holds about who they are. It may include actual self, ideal self, social self, and desired future self. Brands can function as resources for identity construction and communication. Clothing, food, mobility, technology, and media choices may signal membership, aspiration, distinction, resistance, or personal values.

Self-congruity theory proposes that consumers may respond favorably when a brand image is perceived as consistent with an aspect of the self. The relationship is not mechanical: consumers sometimes choose brands that contrast with their current identity because they aspire to change, experiment, or escape.

Identity is also relational. A consumer may define the self through family, profession, nationality, religion, gender, generation, sports affiliation, or online community. Social identity theory explains how group membership can produce in-group affiliation and out-group differentiation. Brand communities can therefore create belonging, but they can also become exclusionary.

Researchers should avoid treating identity categories as fixed or homogeneous. A demographic label is not an explanation. Intersectionality means that social identities overlap and can produce different experiences of a market, institution, or brand. Inclusive research should examine how design, language, representation, accessibility, and service processes affect different consumers.

7. Culture and Social Influence

Culture consists of shared meanings, values, practices, symbols, and norms transmitted through social life. It influences what consumers consider desirable, appropriate, luxurious, efficient, healthy, or ethical. Culture is learned rather than biologically predetermined, and it changes over time.

Reference groups influence aspiration, comparison, conformity, and interpretation. These may include family, friends, colleagues, celebrities, online communities, professional groups, and local communities. Influence can be informational, normative, or identity-based:

• Informational influence: others are treated as sources of useful knowledge.
• Normative influence: behavior is shaped by perceived expectations or sanctions.
• Identity influence: consumption expresses belonging to, or distinction from, a group.

Word of mouth is especially influential when perceived risk is high or product quality is difficult to evaluate before use. Online reviews expand the scale of social influence but introduce problems of fake reviews, selection bias, extreme opinions, and algorithmic visibility.

Cross-cultural research should avoid assuming that a campaign can be transferred unchanged across markets. Translation, symbolism, humor, color, family roles, privacy expectations, and concepts of status can differ. At the same time, national culture is not a complete explanation. Class, urbanization, age, media exposure, and global communities may create substantial variation within a country.

8. Heuristics and Behavioral Decision-Making

Traditional models often portray consumers as rational optimizers with stable preferences and complete information. In practice, decisions are bounded by limited attention, time, memory, information, and computational ability. Consumers use heuristics, or mental shortcuts, to make judgments efficiently.

Common heuristics include:

• Availability: judging likelihood or importance by how easily examples come to mind.
• Representativeness: judging an option by its similarity to a prototype.
• Anchoring: relying heavily on an initial number or reference point.
• Affect heuristic: allowing immediate feelings to influence judgment.
• Social proof: treating others’ behavior as evidence of appropriate choice.
• Default effect: tending to accept a preselected option.

Behavioral economics also examines framing, loss aversion, status quo bias, present bias, mental accounting, and choice overload. These concepts help explain why the same offer can produce different responses depending on wording, sequence, defaults, or comparison points.

Heuristics are not simply errors. They are often efficient adaptations to complex environments. The managerial and ethical issue is whether a choice architecture helps consumers make informed decisions or exploits predictable weaknesses. Defaults should be transparent and easy to change; scarcity claims should be truthful; prices should not be framed deceptively; and personalization should not conceal material information.

9. The Consumer Decision Journey

The classic purchase funnel presents a sequence from awareness to interest, desire, and action. It is useful as a communication planning device but too linear for many contemporary markets. Consumers may enter through a recommendation, search after noticing a problem, compare alternatives repeatedly, or advocate for a brand before becoming a regular buyer.

The consumer decision journey can be represented as a cycle:

1. Need recognition: a discrepancy is perceived between a current and desired state.
2. Exploration: the consumer searches memory, people, media, retailers, and platforms.
3. Evaluation: alternatives are compared using attributes, emotions, norms, and heuristics.
4. Choice and purchase: the consumer selects an option in a specific context.
5. Use and experience: performance, service, and social response shape evaluation.
6. Post-purchase response: satisfaction, regret, complaint, repurchase, switching, or advocacy may occur.
7. Re-entry: new situations or information can restart the journey.

The journey is not identical for every category. A routine purchase may involve little exploration, while healthcare, education, automobiles, and financial services may involve extended search and multiple decision participants. In organizational buying, users, influencers, buyers, approvers, and gatekeepers may each have different needs.

Researchers should map touchpoints and moments of truth. A touchpoint is any interaction with a brand or relevant influence. A moment of truth is an interaction that materially affects trust, choice, or retention. Journey mapping should be evidence-based rather than a decorative workshop. Behavioral data, customer-service records, interviews, observation, and diary research can reveal where expectations fail.

10. From Data to Consumer Insight

Insight development is an interpretive process that connects evidence to an opportunity. A practical sequence is:

1. Define the decision problem rather than beginning with a generic desire for “more data.”
2. Identify the behavior, context, and population of interest.
3. Collect multiple forms of evidence.
4. Separate observations from interpretations.
5. Search for tensions, barriers, workarounds, and unmet goals.
6. Test competing explanations.
7. Formulate an insight in a way that suggests action.
8. Translate the insight into a proposition, experience, or researchable hypothesis.

For example:

• Observation: commuters frequently abandon a reusable-cup program.
• Initial interpretation: they do not care about sustainability.
• Deeper investigation: returns are inconvenient during rushed transfers.
• Insight: the environmental intention is real, but the behavior fails when convenience costs exceed the immediate psychological reward.
• Action implication: redesign return infrastructure and provide a visible, low-friction feedback loop.

Mixed-method research is particularly valuable. Qualitative research can reveal meanings and mechanisms; quantitative research can estimate prevalence, segment consumers, and test relationships; experiments can assess causality; behavioral data can examine actual action. Each method has limitations, so triangulation is preferable to methodological loyalty.

A strong insight should be relevant to a decision, grounded in evidence, distinctive enough to matter, and sufficiently precise to guide action. It should not be a slogan, demographic description, or unsupported assumption.

Applied Case: Repositioning an Illustrative Plant-Based Beverage Brand

Background

GreenSip is a fictional plant-based beverage brand competing in a crowded urban market. Its advertising emphasizes environmental benefits, but repeat purchase is below expectations. Management initially assumes that consumers lack environmental concern.

Problem

Sales research shows high trial but weak repeat purchase. A survey reports that 68% of respondents consider sustainability important, yet only 21% purchase GreenSip at least monthly. The figures are descriptive and do not, by themselves, establish why repeat purchase is low.

Analysis

The company conducts three weeks of mobile diaries, twelve accompanied shopping observations, a survey of 800 category users, and analysis of repeat-purchase records. The research identifies four patterns:

1. First trial is often triggered by curiosity, peer recommendation, or a promotion.
2. Consumers appreciate the sustainability message but find the taste profile inconsistent across use occasions.
3. In rushed morning routines, consumers select the most familiar product available.
4. Some consumers avoid visible “ethical” branding because they do not want to appear self-righteous in social settings.

The evidence challenges the initial explanation. The problem is not simply low environmental motivation. It involves product performance, habit, context, and identity signaling.

Approach and solution

GreenSip reformulates the product for more consistent taste, creates a smaller pack for trial, and improves availability in convenience locations. Communication shifts from moral exhortation to practical reassurance: taste, ease, and compatibility with ordinary routines are presented alongside sustainability information. The brand also introduces a transparent impact panel rather than exaggerated claims.

The research team defines success using repeat purchase, product satisfaction, distribution availability, and complaint rates—not only advertising recall. A controlled regional rollout compares the revised proposition with the previous one while monitoring differences in price and distribution.

Outcome

In this illustrative case, repeat purchase rises during the pilot, but the team does not attribute the entire change to advertising. Improved taste and availability are plausible contributors, and the regional design provides stronger evidence than a simple before-and-after comparison. Further research is required to assess durability and whether the result generalizes to other markets.

Learning points

The case demonstrates that values do not automatically produce behavior. Consumer action is shaped by ability, convenience, habit, product experience, social meaning, and context. It also shows why researchers should test competing explanations and avoid treating survey declarations as direct forecasts of purchase.

11. Limitations, Ethics, and Contemporary Issues

Consumer insight work faces several limitations. Self-report data may be affected by memory errors and social desirability. Digital behavior can show what happened without revealing why. Segmentation can simplify heterogeneous people into misleading categories. Correlation does not establish causation, and algorithmic patterns may reproduce historical bias.

Ethical research requires informed consent where appropriate, data minimization, secure storage, confidentiality, fair participant treatment, and transparent use of findings. Researchers should be especially cautious with children, people in financial distress, patients, and other vulnerable groups. Privacy regulation varies by jurisdiction, but responsible practice should exceed minimum legal compliance when risks are substantial.

Artificial intelligence can assist with transcription, text classification, social listening, recommendation, and pattern detection. It cannot automatically convert correlation into insight or replace human judgment about context and ethics. AI-generated interpretations should be audited for bias, hallucination, privacy risk, and unequal representation. Training data and model outputs may underrepresent minority languages or communities. Human researchers remain responsible for decisions made from analytical outputs.

Contemporary consumers also encounter platform-mediated choice environments. Search rankings, recommender systems, influencer content, dark patterns, and dynamic pricing can shape perceived alternatives before a consumer consciously evaluates them. Brand managers therefore need to study not only consumer psychology but also the architecture of the marketplace.

Best-Practice Principles for Brand Researchers

1. Begin with a decision problem and a behavioral context.
2. Distinguish what consumers say, what they do, and what researchers infer.
3. Combine psychological, social, cultural, and situational explanations.
4. Use qualitative research to discover mechanisms and quantitative research to assess scale.
5. Test alternative explanations rather than confirming the first attractive story.
6. Treat segments as hypotheses that require validation, not permanent identities.
7. Map the whole journey, including use, service, disposal, and switching.
8. Make claims proportionate to the evidence.
9. Design choice environments that support informed autonomy.
10. Convert insight into a measurable proposition and monitor unintended effects.

Chapter Summary

Consumer behavior is shaped by interacting psychological, social, cultural, and situational forces. Motivation explains goal-directed action; perception determines what is noticed and how it is interpreted; learning and memory influence associations and habits; attitudes organize beliefs, feelings, and action tendencies; identity gives consumption symbolic and relational meaning; and culture and reference groups establish norms and social significance. Heuristics help consumers decide efficiently but can also create predictable biases.

The consumer decision journey is more useful as a dynamic cycle than as a purely linear funnel. It includes need recognition, exploration, evaluation, purchase, experience, post-purchase response, and re-entry. Consumer insight develops when researchers move from observations to evidence-based explanations of tensions, barriers, and unmet goals. Strong insight work combines methods, tests competing explanations, recognizes limitations, and translates findings into responsible brand action.

Key Terms

Motivation: The process that energizes and directs behavior toward goals.

Need: A perceived deficiency or desired condition.

Perception: The selection, organization, and interpretation of sensory information.

Selective attention: The allocation of limited mental resources to some stimuli rather than others.

Learning: A relatively enduring change resulting from experience or information.

Classical conditioning: Learning through association between stimuli.

Operant conditioning: Learning shaped by the consequences of behavior.

Attitude: A relatively enduring evaluation of an object, idea, or brand.

Self-concept: A person’s beliefs about who they are.

Self-congruity: The perceived fit between a consumer’s self-image and a brand image.

Reference group: A group that influences attitudes, norms, or behavior.

Culture: Shared meanings, values, practices, and norms transmitted through social life.

Heuristic: A mental shortcut used to make judgments or decisions.

Anchoring: Reliance on an initial reference point when judging an option.

Choice architecture: The way options are organized and presented to decision makers.

Consumer decision journey: The interconnected stages through which consumers recognize needs, choose, experience, and evaluate offerings.

Touchpoint: An interaction between a consumer and a brand or relevant influence.

Consumer insight: An evidence-based interpretation of a meaningful consumer motivation, tension, or behavior.

Triangulation: The use of multiple methods or evidence sources to improve interpretation.

Review Questions

Short Answer Questions

1. Distinguish between a consumer observation and a consumer insight.
2. What are the three stages of perception?
3. Explain the difference between intrinsic and extrinsic motivation.
4. What is a heuristic, and why do consumers use heuristics?
5. Why should a consumer decision journey be understood as dynamic rather than strictly linear?

Long Answer Questions

1. Explain how motivation, perception, learning, and attitudes interact in the development of brand preference.
2. Evaluate the usefulness and limitations of self-congruity theory for brand management.
3. Discuss how culture and reference groups influence consumer choice, using relevant examples.
4. Explain the multi-attribute attitude model and identify circumstances in which its additive assumptions may fail.
5. Describe a mixed-method process for developing a reliable consumer insight from an observed behavioral problem.

Analytical / Application Questions

1. A fitness application has high downloads but low weekly use. Use motivation, learning, habit, and choice-architecture concepts to propose and justify a research plan.
2. A premium food brand is popular in surveys but has low repeat purchase. Construct two competing explanations and specify evidence that could distinguish between them.
3. Analyze a recent purchase journey of your own, identifying the relevant motives, heuristics, social influences, touchpoints, and post-purchase responses. Discuss the ethical implications of the brand’s choice environment.

Multiple Choice Questions with Answers

Question 1

Which statement best distinguishes an observation from a consumer insight?

A. An observation is always quantitative, while an insight is always qualitative.

B. An observation describes a pattern, while an insight explains a meaningful motivation or tension behind it.

C. An observation is collected after purchase, while an insight is collected before purchase.

D. An observation is objective, while an insight is never evidence-based.

Correct Answer: B. An observation describes a pattern, while an insight explains a meaningful motivation or tension behind it.

Question 2

Which stage of perception involves assigning meaning to a stimulus?

A. Exposure

B. Attention

C. Interpretation

D. Retention

Correct Answer: C. Interpretation

Question 3

A loyalty reward that increases the likelihood of repeat purchasing is most directly associated with:

A. Operant conditioning

B. Classical conditioning

C. Self-congruity theory

D. Cultural diffusion

Correct Answer: A. Operant conditioning

Question 4

In the multi-attribute attitude model, e_i represents:

A. The number of brands considered

B. The consumer’s evaluation or importance of attribute i

C. The purchase frequency for brand j

D. The consumer’s income level

Correct Answer: B. The consumer’s evaluation or importance of attribute i

Question 5

A consumer relies on an initial price as a reference when judging whether a later price is attractive. This is an example of:

A. Availability

B. Representativeness

C. Anchoring

D. Social learning

Correct Answer: C. Anchoring

Question 6

Which example best illustrates identity-based social influence?

A. A consumer reads a technical specification to compare battery life.

B. A consumer chooses a clothing brand to express membership in a creative community.

C. A consumer selects the cheapest available product.

D. A consumer forgets a brand name after seeing an advertisement.

Correct Answer: B. A consumer chooses a clothing brand to express membership in a creative community.

Question 7

Which statement about the consumer decision journey is most accurate?

A. Every purchase follows the same fixed sequence.

B. Post-purchase experience has no effect on future decisions.

C. The journey can include re-entry after use, evaluation, or new need recognition.

D. The journey ends immediately after payment.

Correct Answer: C. The journey can include re-entry after use, evaluation, or new need recognition.

Question 8

Which research approach is most suitable for discovering the meanings and mechanisms behind an unexpected behavior?

A. Qualitative interviews and observation

B. A price index alone

C. A sales total without contextual data

D. A demographic census alone

Correct Answer: A. Qualitative interviews and observation

Question 9

A consumer says sustainability is important but repeatedly chooses a less sustainable product because returning the package is inconvenient. This most clearly demonstrates:

A. Perfect consistency between attitudes and behavior

B. A gap between values and behavior shaped by situational barriers

C. The absence of any sustainability motivation

D. Classical conditioning only

Correct Answer: B. A gap between values and behavior shaped by situational barriers

Question 10

Which practice is most consistent with ethical choice architecture?

A. Using hidden subscriptions that are difficult to cancel

B. Presenting truthful defaults that are transparent and easy to change

C. Using fabricated scarcity messages to accelerate purchase

D. Withholding material fees until after payment

Correct Answer: B. Presenting truthful defaults that are transparent and easy to change