Answer:
Yes, submarines were used in WW1
Explanation: Submarines were first widely used during World War I (1914–1918), and are now used in many navies large and small.
Answer:
Mexico's State Colonization Law of March 24, 1825, paved the way to ... In exchange for a small fee, settlers were given up to 4,428 acres of ...
Explanation:
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I believe your answer is C.
For A, we were never in the League of Nations in the first place, so why would we want to enforce any policies related to it?
For B, this is was in no way to stimulate the economic growth of the US. That's is the obviously wrong answer.
For D, The Neutrality Acts wanted nothing to do with the war. It didn't care if they be any peacekeeping troops in Europe. It supported to keep the US out of the war, and that's all.
First blank is taxes. Second blank i think is money paid to the government.