Who was the first african american to receive a phd in psychology in the united states? noam chomsky francis cecil sumner carl rogers naomi weisstein

It was Francis Cecil Sumner.

Explanation:

He´s called the "Father of Black Psychology" for having received the first Ph.D. in psychology for an African America. After serving in the Army in WWI, he enrolled in the doctoral program of Lincoln University. His thesis topic was "Psychoanalysis of Freud and Alder."

the answer would be:

b. race