As a result of the Battle of Little Bighorn a the conflict between the U. S. army and the Sioux came to a peaceful end. b the government signed another Treaty of Fort Laramie in 1868, abandoning the Bozeman Trail and guaranteeing the Sioux their lands. c the government adopted a policy of civilizing the Indians rather than trying to conquer them. d the government sent extensive military reinforcements to the Dakotas and Montana. e white settlers agreed to halt their expansion beyond the 100th meridian

d the government sent extensive military reinforcements to the Dakotas and Montana.

Explanation:

As a result of the Battle of Little Bighorn ", the government sent extensive military reinforcements to the Dakotas and Montana."

The battle of Little Bighorn was part of the Great Sioux War of 1876. It was caused as a result of the United States government's attempts to mine the gold and other natural resources in Dakota which will make them renege the Treaty of 1868 made with the Sioux.

While the Sioux won the Battle of Bighorn, the United States government sent extensive military reinforcements to the Dakotas and Montana to send the Native Americans away from their lands and into reservations, thereby remaking the terms of the land 1868 treaties.

the answer is a, salt plain