Answered


The main reason for the increased migration of
African Americans out of the rural South during
and following World War I was the
(1) availability of cheap farmland in the West
(2) opportunity for factory jobs in the North
(3) chance to escape racial segregation by joining
the military
(4) elimination of the Ku Klux Klan in the northern
states



Answer :

The main reason for the increased migration of African Americans out of the rural South during and following World War I was the "(2) opportunity for factory jobs in the North" among other things.