Dr. robinson conducts research on the relationship between brain chemistry and intellectual functioning. which psychological specialty does dr. robinson's research best represent? a) social psychology b) clinical psychology c) biological psychology d) industrial-organizational psychology

Biological psychology

Explanation:

Biological psychology deals in genetics and the physiology of human beings as well as animals. This is the area of psychology that deals with feelings, emotions, and behavior of human beings from their physical perspective.

So that the psychological perspective has to be physical because of the biological view of the behavior. All emotions, feelings, and behavior are ultimately related to the biological perspective.  

Thus here in the above statement, the research is conducted to see the relationship between brain chemistry and intellectual functioning is the biological perspective.  

most cajuns resided in acadiana, where their descendants are still predominant