The assumptions about behavior originally conceived by Freud, modified by his followers, refers to as perspective.

Psychodynamic Perspective

Explanation:

Psychodynamic perspective refers to the theories and therapies established by Sigmund Freud, and graciously supported and modified by his followers.

Psychodynamic perspective lays emphasis on psychological engagements or processes (such as behavior, feelings, and emotions), and establish that childhood or early life experiences are important in shaping adult personality and relationships.

However, psychodynamic perspective emphasize more on unconscious drives, which is a major stake in proper functioning of human.

i think the answer is c

hope this