What describes a pull factor that drew african americans during the great migration?

Hello there.

What describes a pull factor that drew african americans during the great migration?

the sale of inexpensive land by the federal government

Below are the choices:

the availability of good jobs in the North and West

the sale of inexpensive land by the federal government

the construction of low-cost government housing in growing cities

the absence of segregation and racial discrimination outside the South.

i think the answer is the absence of segregation and racial discrimination outside the South.