Phillip Is a Graduate Student Whose Major Area of Interest

Phillip is a graduate student whose major area of interest is physiological psychology. You should expect that Phillip is MOST interested in

A) the internal factors that lead people to act consistently across a variety of situations.
B) how people relate to each other and influence each other.
C) the ways in which behavior and mental processes change over a lifetime.
D) the ways in which physical or genetic factors influence and determine behavior.