题目内容
(请给出正确答案)
[主观题]
Land to support human beings is insufficient because______.A.most of the world's land is u
Land to support human beings is insufficient because______.
A.most of the world's land is unusable
B.farm land becomes desert due to climate change
C.populations in poor countries take up greater land
D.the world's land is not distributed equally
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