What Do Structuralism, Gestalt Psychology, and Sigmund Freud All Have

Multiple Choice

What do structuralism, Gestalt psychology, and Sigmund Freud all have in common?

A) They were all concerned with describing and understanding animal behavior.
B) They were all concerned with describing and understanding the inner experience.
C) They were all concerned with diagnosing and treating female psychosis.
D) They were all concerned with the nature of evil during the Nazi regime.