Answer:
The answer is - Behaviorism
Explanation:
The options are:
a. behaviorism
b. Gestalt psychology
c. humanistic psychology
d. psychoanalysis
The answer is A. Behaviorism
Behaviorism theory is based on the idea that all behaviors are acquired through external stimuli which is operant conditioning. It proposes that human behavior is can be learned and unlearned through conditioning. The favorable behaviors can be learned through the use of rewards while the unfavorable behaviors can be unlearned through the use of punishment.