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2 votes
What event caused the United States to enter World War I?

A) Unrestricted submarine warfare
B) The zimmerman telegram
C) The sinking of the Luisitania
D) Germany's invasion of Poland

User Alex White
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2 Answers

5 votes

Answer:

DDDDDDDDDDDDDDD

Step-by-step explanation:

took test

User Erasmia
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5.5k points
1 vote

Answer:

I think it's D but I am not sure

User Jeremy Fishman
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