In the Wake of the Plains Indian Wars, U

In the wake of the Plains Indian wars, U.S. Indian policy changed from a policy of ________ (recognized as a failure by the 1880s) to a policy of ________ (an effort that also failed) .

A) removing the tribes to the Great Plains; confining the tribes on reservations
B) promoting individual land ownership; pacifying the tribes by military means
C) concentrating tribes onto reservations; trying to integrate Indians into white society as farmers
D) defeating Indian war parties on the battlefield; breaking the power of tribal chieftains