Why Did Southern Populism Fail in the Late Nineteenth Century

Why did southern Populism fail in the late nineteenth century?

A) Most southerners were suspicious of a movement that originated in the North.
B) Southerners saw cooperation between black and white farmers as a threat to segregation.
C) Southern blacks found the organization racist and refused to work with white Populists.
D) Southern women's participation weakened the movement in the patriarchal southern society.