I believe the answer is A. because I couldn't find anything ardent abolitionist and his name is the same search
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Your answer should be, "could stay in the country for a short time as guest workers."
The previous answer (it was deleted) was just sick. I can't believe someone would just put random letters on an answer just to get points. I hope this answer is correct and helps you.
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Karl Marx was the main person to change Russia to a communist nation.
Answer:
born in Pella, Macedonia, in 356