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What key event led to the outbreak of World War I?

A. the rise of a fascist German chancellor B. the assassination of an Austrian archduke C. invasion of Vienna by Serbs D. the seizure of Romania by Bulgaria

2 Answers

5 votes

Answer:

c

Step-by-step explanation:

User Marcell
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B. The assassination of Austrian archduke Franz Ferdinand.

User Hjgraca
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