The answer is Not 100%, I chose it and got it wrong. I hope that helps a little.
Answer:
A. believed the Earth was flat
Explanation:
Aristotle believed the earth was flat because he thought that land must be like the Earth.
Answer:
Steam-powered trains.
Explanation: Railroads provided the most dramatic transportation growth during the 1800s. They facilitated the movement of people, goods, and information, decreased shipping costs and time, and strengthened the links between the Old Northwest and the East.