Which of the following is a reason that the United States joined the Allied forces during the Great War? Group of answer choices

Increased immigration from Europe

An economic crisis in the United States

German submarine warfare

American isolationism

C

Explanation:

Even though America was neutral, German U-Boats sank American ships that had American citizens on it.

explanation:

hitler's  "rise" can be considered to have ended in march 1933, after the reichstag adopted the enabling act of 1933 in that month. president paul von hindenburg had already appointedhitler  as chancellor on 30 january 1933 after a series of parliamentary elections and associated backroom intrigues.