In a command economy, decisions about which goods are produced bare based on:
O A. what the local community has made for generations.
B. what the government decides is important for society.
O c. what goods are most likely to sell in international markets.
O D. what businesses believe will generate the most profits.

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.