Answer:
In order to stem the onslaught of Comanche attacks on settlers and travelers, the U.S. government assigned the Indians to reservations in 1867. Quanah and his band, however, refused to cooperate and continued their raids.
D. All of the Above
This is D, of course because people have rights to privacy, rights to vote and vote free from both intimidation and coercion and everyone who votes is treated equally. (here's a hint) when ever you see a question like this with a choice that says all of the above, It usually really is all of the above.
The answer is: A - In order to make money in Pacific territories and nations.