Answer: C) It brought the Bolshevik revolutionaries to power.
Explanation: When Bolshevik party forces took over the government offices in petrograd.
D is your answer, trust me I'm right
Answer:
because of climatic conditions.
OK so basically the main reason that had caused WWI was when the arch duke of Austria Hungary Franz Ferdinand was assassinated because the assassin had ties to a military group called the black hand so it had caused European powers to collide against each other.
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Theirs now context can add some info regarding the question