<span>slavery is a United States legal and constitutional term for a person laboring against that person's will to benefit another, under some form of coercion other than the worker's financial needs.
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Um, the achievements. They received many achievements and invented things
So b and D are wrong the answer is A
His killer wanted to unite all Serbs under one government not Austria.The Austrians wanted to punish Serbia plus the alliance system pulled one nation after another into the war.