Which Statement BEST Expresses the Relationship Between Psychology and the Study

Multiple Choice

Which statement BEST expresses the relationship between psychology and the study of behavior?

A) The study of behavior is part of psychology.
B) Psychology does not include the study of behavior. It focuses on the mind.
C) The study of behavior is the same thing as psychology.
D) At one time, psychology was defined as the study of behavior. It is now considered the science of the mind.