What Was Ironic About the African American Migration That Took

What was ironic about the African American migration that took place from the rural Deep South to the nation's large urban centers during the 1960s?

A) African Americans fled rural poverty only to encounter low-paying jobs and miserable living conditions in segregated urban neighborhoods.
B) African Americans left a hostile race environment in the South only to find more severe racist conditions, including lynchings and cross burnings, in northern urban cities.
C) African Americans left profitable agricultural jobs in the South only to find employment in unskilled and low-paying jobs in northern cities.
D) African Americans left integrated housing and educational facilities in the South only to be forced to live in segregated urban neighborhoods and to attend segregated public schools in the North.