In Britain only about______of the population are farmers but they manage 70% of the land a

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In Britain only about______of the population are farmers but they manage 70% of the land area.

A.2%

B.3%

C.4%

D.5%

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_________。