The Chapter Introduction Tells the Story of the "Exodusters" to Make

The chapter introduction tells the story of the "Exodusters" to make the point that

A) religious imagery was important in the lonely lives of rural folk in the late nineteenth century.
B) hopes for the future in the South and West confronted realities of "colonial" economies built on
Exploited lands and peoples.
C) while the South suffered from floods and worn-out soil, westerners suffered from locust infestations and the Dust Bowl.
D) both the South and the Midwest lost population as blacks and whites alike joined the "Boomer" land rushes in the far West.