One of W E

One of W.. E. B. Du Bois' many contributions to our sociological understanding of race was to help us understand that

A) it was differences in opportunity and experience, not in heredity, that shaped differences in outcomes between black and white people
B) differences in race are due to differences in melanin levels in skin
C) people of different races developed in different regions of the world
D) it was the job of African Americans to prove themselves worthy of white respect, not the job of white people to recognize the inherent dignity of people of different races than themselves