Because they became part of he working force I think,
Also they protested a lot
I believe the answer is: He persuaded leaders to pass an order forcing employers to stop discriminating against workers on the basis of race.
A. Philip Randolph was a known civil activists which predominantly fight to improve the quality of living of African American Labour workers. His activism revolve around massive wage and discrimination toward African American workers in defense industries during world war II.
The answer is 2. They speak in European languages, such as English or French.
The compromise provided for a bicameral federal legislature that used a dual system of representation: the upper house would have equal representation from each state, while the lower house would have proportional representation based on a state's population.
Hope my answer helped u :)