Slavery was______in America in the 19th century.A.abolishedB.cancelledC.abandonedD.termina

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Slavery was______in America in the 19th century.

A.abolished

B.cancelled

C.abandoned

D.terminated

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。