Answer:
Petroleum, I've been asked this question in the past as well lol
Explanation:
Hope this helps you :)
Answer:
President Franklin Delano Roosevelt
Explanation:
Simple as that...
Answer:
I guess you could say it give a sense of suspense, you don't know what's going to happen.
Explanation:
It made the travel within the country much much easier
It made it easier to migrate westward due to the railroad and its abilities to get across the country in such a little amount of time
