Over time, how did the nature of slavery change in America?
a. Enslaved persons were mostly American Indians.
b. Slavery became more permanent for enslaved persons, but not their families.
c. Slavery was based entirely on race.
d. Slave codes protected enslaved persons from cruel and unusual punishment.

c.slavery was based on entirely on race

the answer is c sharecroppers were trapped in a cycle of poverty and debt.

explanation:

one of the major disadvantages of sharecropping system is that the sharecroppers or the planters are stucked in an unhealthy cycle of debts. this happens because planters will be allowed to loan merchandise from the land-owner and will soon be paid by the farmer in his share in the farm come harvest time. hope this !

by kd

the answer would be:

b. race