Match the Idea with the Psychologist

Match the idea with the psychologist.
-William Stern

A) promoted the idea that culture could be thought of as analogous to the idea of personality within psychology
B) proposed a personalistic psychology in which the central concept was the individ-ual and the main goal was understanding each person's individuality
C) proposed a theory about physical body types (ectomorphic,endomorphic,and mesomorphic) and investigated their relationship to personality characteristics
D) proposed the theory of "learned helplessness" as a major factor in depressive con-ditions