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【单选题】
2000年化学奖得主因研制出导电聚合物而作出开创性贡献。1974年，获奖者之一的制得具有导电性的膜状聚合物，其结构图所示。有关此聚合物的判断错误的是 [     ]
A.
该聚合物的单体是乙烯
B.
通过加成聚合反应可制得此聚合物
C.
添加有关的物质可改变其导电性能
D.
该导电性物质能使溴水褪色
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