Answer:
The options are
A. social psychologist.
B. personality psychologist.
C. sociologist.
D. anthropologist.
The answer is B. personality psychologist.
Step-by-step explanation:
A personality psychologist as the name implies is a professional who is involved in the identification of the causes and treatment of personality disorders. Personality varies according to individuals due to us thinking and behaving differently and it is influenced by upbringing and environment.
This explains why a personality psychologist is the one who is interested in studying how attitudes toward homosexuals, bisexuals and transsexuals and how they are a function of one's geographical location in the United States.