Dr Tanaka hypothesizes that men and women have subtle differences in cognition because historically men and women have had different roles and challenges.This led to different traits and abilities being adaptive for men and women.What type of psychologist is Dr.Tanaka

A)  a behaviourist
B)  a cognitive psychologist 
C)  a humanist
D)  an evolutionary psychologist

Evolutionary Psychologist

A professional in a discipline that studies how evolutionary theory explains mental and psychological traits—such as memory, perception, or language.

Cognition

The cognitive process through which knowledge and comprehension are gained by means of thinking, experiencing, and sensing.

Different Roles

Refers to the varied functions or positions that an individual can assume in different social or organizational contexts.