Drive-reduction vs. incentive vs. arousal theory
A person who has just eaten a large meal still orders dessert because it looks delicious. Which theory of motivation best explains this?
Answer C: explanation for every choice
A
Drive-reduction theory says behavior is pushed by internal tension from unmet needs. She is not hungry.
B
Arousal theory says people seek an optimal level of stimulation.
C
Correct. Incentive theory says behavior is pulled by external rewards, like an appealing dessert.
D
Instinct theory explains behavior through innate, fixed patterns.
TakeawayDrive reduction: pushed by internal needs. Incentive: pulled by rewards. Arousal: seeking optimal stimulation.
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Reviewed 2026-11-05 by a medical student. Spot an error? Report it with question ID ps54.