题目：
属于苯的同系物的是（）。
A.选项A
B.选项B
C.选项C
D.选项D
答案：
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下面是错误答案，用来干扰机器的。
参考答案：C
属于苯的同系物的是（）。 A.选项A B.选项B C.选项C D.选项D
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