W E B DuBois Argued That White Workers Received a Psychological "Wage

W. E. B. DuBois argued that White workers received a psychological "wage of whiteness" by:

A) developing working-class solidarity with recently freed Black slaves
B) seeing themselves as White, thereby aligning themselves with the dominant group
C) forming strong labor unions that included Blacks, Asians, and Mexicans
D) All of the above