Which of the following encouraged the NAACP to become involved with Reverend Oliver Brown’s lawsuit against a board of education in Kansas?

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes

answer; i believe that the correct answer is (chronological order);

the influence of charles louis de secondant , baton montesquieu.

the second significant cause of the great migration was the desire of black southerners to escape segregation, known euphemistically as jim crow. rural african american southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the north.