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3 votes
A major cause of World War I was:

A. decolonization.

B. the existence of secret alliances.

C. the spread of Communism throughout Europe.

D. All of the choices are correct.

2 Answers

4 votes
B is correct I saw the answer on quizlet...
User Nsfnotthrowingaway
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4.3k points
3 votes

Answer:

the answer is B ...........

User Ride Sun
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4.4k points