Answer:
The building of the Transcontinental Railroad had a huge impact on American life and economy. It greatly sped up travel time. Before the railroad, you needed around six months to travel from the coast of California to New York and after it started with the operation you needed only around one week. This meant more expansion of the industry, trade, businesses, and expansion of populated areas. Unfortunately many Native American tribes were displaced and the US military was called in to fight the tribes.
So the geography was mostly mountains and they didn't want to have to climb over them to get west because they were pretty much lazy bums
B. Never reach your full potential
Answer: D. It made it easier for them to make their own clothes.
Explanation:
The sewing machine is one of the productions created during the industrial revolution. It has significantly increased the amount of diverse clothing in society. Over time, it became cheaper and more affordable. That is how it was widely used. Easy and practical to use, it has reached rural areas as well. In this way, he enabled many households to produce their clothes.
Obama is a good leader, because he is trying to bridge the gap between the rich and the poor. A wide gap between the rich and the poor is never good. We can look back into history to see this. For example, in the Tang Dynasty, the rich got out of their taxes, so the poor had to pay more, which widened the gap. The dynasty soon fell. While it may not be working completely yet, Obama is doing all he can to fix this problem.
Side note: This is a very democratic stance on American politics, however it is more of a democratic question, as Obama is a democrat.