What was the Great Migration, and
what caused it?

The movement of 6 million African Americans out of the rural South and towards the urban North, Midwest, and West from 1916 to 1970.

Explanation:

It was caused by the poor economic conditions along with the racial segregation and discrimination in the Southern states.

peasants’ war, (1524–25) peasant uprising in germany inspired by changes brought by the reformation, peasants in western and southern germany invoked   divine law to demand agrarian rights and freedom from oppression by nobles and landlords. as the uprising spread, some peasant groups organized armies. although the revolt was supported huldrych zwingli and thomas müntzerits condemnation by martain luther contributed to its defeat, principally by the army of the swabian league. some 100,000 peasants were killed. reprisals and increased restrictions discouraged further attempts to improve the peasants’ plight.

i think it would be " a" i might be wrong tho