How did the Sioux influence U.S. government policy in the West?
O The U.S. government made treaties with the Sioux to stop them from killing settlers.
O The U.S. government allowed the Sioux to mine the gold in their own area without interference from settlers.
O The U.S. government gave the Sioux food in exchange for helping the settlers find unoccupied land.
O The U.S. government gave the Sioux money to protect settlers who were moving west.