Answer:
a. W.E.B. Du Bois
Step-by-step explanation:
W. E. B. Du Bois is the American educator who was partly responsible for the creation of the National Association for the Advancement of Colored People (NAACP) in 1909. Du Bois was a sociologist, historian, civil rights leader and author from Massachusetts. He was the first African American to earn a doctorate. He also became a lecturer at Atlanta University.