How many sleeping Native Americans were killed at Sand Creek?
A. 10
B. 100
C. 150
D. 250

C

Explanation:

More than 230 Native Americans were massacred, including some 150 women, children, and elderly. Thirteen Cheyenne chiefs and one Arapaho chief were killed. Chivington was at first acclaimed for his “victory,” but he was subsequently discredited when it became clear that he had perpetrated a massacre.

the right answer is the third one: turnpikes went short distances to connect markets. turnpikes, also known as toll roads, were very important for trade and transportation (of people, goods and products) in the 19th century, coinciding with the expansion towards the west. they contributed significantly to the economic development of the united states.