Living in the central Australian desert has its porblems ,___________ getting water is not the least.A.as B.for what C.of which D.whose
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选C.of which 非限制性定语从句：后面那个从句还原陈述句：getting water is not the least of its problems，因为有the least 所以用of,我想这个你知道的吧~~~我就不多说了~~现在看后面的定语从句，他也是把of放在了前面，which指代的就是problems.
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A
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C 你真的好懒啊，太简单了吧
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C
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答案是c
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Cleast的范围是its problems
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A