What phrase describes the treatment blacks received in the years before World War 2?

A Integrated and equal

B Integrated but unequal

C Separate but Equal

D Separate and Unequal

Intergrated but uneqaul

After slave labour, americans found itself with a problem of intergrating blacks into the system, but the main headaches after 1920's was the question of equality, that led to emergence of rigorous activism.