From the psychoanalytic perspective, it is possible for a person to unconsciously banish unacceptable wishes, urges, and impulses. this type of motivated forgetting, thought by freud to be a primary defense mechanism, is called

The appropriate response is repression. It is the mental endeavor made by a person to direct one's own particular yearnings and motivations toward pleasurable impulses by barring the longing from one's cognizance and holding or quelling it in the oblivious.

Ibelieve that the answer is (a).