Answer:
The United States later declared war on German ally Austria-Hungary on December 7, 1917. Germany's resumption of submarine attacks on passenger and merchant ships in 1917 became the primary motivation behind Wilson's decision to lead the United States into World War I.
Explanation:
Answer:
It is B.) It allowed Germany to focus all their efforts on the Western Front.
Explanation:
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Answer:
decreasing
Explanation:
Because the density in population umber is from baba.com
None of the above, I don't see the answer