An effect of the Dawes Act was that American Indians: A. were moved onto less desirable land.
B. left their traditional schools for boarding schools.
C. were required to convert to religions brought by missionaries.
D. lost their traditional cultural practices.

Answer is D. lost their traditional cultural practices.​

Option:  D. lost their traditional cultural practices.​

Explanation:

The Dawes Act of 1887 made the Native Indians adopt the life of the American by teaching them to be farmers. The Dawes Act introduced individual plots for the Native Indians and allowed them to become part of US citizens. The Act benefited Anglo-American hunger for Indian lands.  Native Indians lost their traditional culture as they stopped to wander in the plains, and started their life as ranchers and farmers.

D. a small population and military