When individuals attempt to manipulate or control the impression that others form about them they are engaging in: ?

The correct answer is impression management.

Impression management refers to the process in which individuals attempt to manipulate or control the impression that others form about them. A person might attempt to control the impression they give to others in order to be perceived positively, gain acceptance and approval of others. An example of impression management is when someone goes for a job interview. In this case, an individual will most likely make sure that he or she comes across as confident and competent to the interviewer. 

The answer for this question is c