Which policy of the society of american indians eventually caused it to close down? a. it supported the abolishment of reservations. b. it pressured congress to repeal the dawes act. c. it promoted selling reservation land to speculators. d. it educated white americans about indian life.

I believe it is B I pressured congress to repeal the Dawes Act

The transcontinental railroad provided a means of fast transportation. it cut a 6 month trip into 6 days, created jobs for many people and encouraged immigration. the homestead act played a huge role in western expansion; it allowed settlers to begin a fresh start, and gave them land in exchange for their residence for up to five years and a small fee.