Answer:
B. cognitive dissonance
Step-by-step explanation:
Cognitive dissonance: In psychology, cognitive dissonance is defined as the psychological stress or mental discomfort experienced or felt by a person who holds two or more than two contradictory ideas, values, or beliefs. In other words, a state of worry or tension occurs when a person holds two or more cognition, beliefs, and thoughts.
Example: when a person smokes, even when the person knows that it is bad for health, then the person experiences cognitive dissonance.