While race and class divided the south during the mid-1800s, what divided the north?

While race and class divided the South during the mid-1800s, it was primarily only class that divided the north during this time, since there were great disparities in wealth. 

The answer is option e.

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.