单选题：What's the reason for the popularity of second-hand items?

题目分类：英语四级
题目类型：单选题
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题目内容：

What's the reason for the popularity of second-hand items? A．People have a preference for unconventional things.
B．People think old clothes are better than the new.
C．People like second-hand items because they are cheap.
D．The young people like to go with the stream.

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答案解析：

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