Answer is A: Mongol made up the ruling class of the Yuan Dynasty
The answer is C. Right before the Civil War, Texas' population had tripled meaning they had more population.
Answer:
Both
Explanation:
The americans encouraged it a lot, although it was not their idea, it was the governments. So technically the answer is none, but at because it wasnt the military nor the people, it was the government. At the same time though, it was both because the military kind of works with the government and your everday american encouraged it to happen with no protests at all before, afterwards, or during so.
The Great Plains is the answer