Due to the Prevalence of Skin-Tone Stratification, Lighter-Skinned Slaves Were

Due to the prevalence of skin-tone stratification, lighter-skinned slaves were more likely to be freed, leading to a class of freedmen. These lighter-skinned Blacks eventually formed the core of the Black elite in the United States. This history explains how:

A) skin color has been mapped onto social status in the African American community for centuries
B) light-skinned Blacks were later able to join forces with White immigrants in the creation of labor unions
C) skin-tone stratification helped pave the way for the Emancipation Proclamation
D) colorism became a global phenomenon