What made the Negro problem no longer exclusively or predominantly Southern? Group of answer choices -the shifting of the Negro population toward the North and Central Midwest -the Southern whites began moving to the North -the South had begun to treat the Negro respectfully -the Black middle class was on the rise

What made the Negro problem no longer exclusively or predominantly Southern? Group of answer choices -the shifting of the Negro population toward the North and Central Midwest -the Southern whites began moving to the North -the South had begun to treat the Negro respectfully -the Black middle class was on the rise