求助GWD（下）第5套 Q19

In Hungary, as in much of Eastern Europe, an overwhelming proportion of women work, many of which are in middle management and light industry.

C. as in much of Eastern Europe, an overwhelming proportion of women work, many of them in

答案是C。我想请问一下A有什么不对？C中many of them in.....在句子中是什么成分？谢谢。

我刚也是做了这题觉得有问题。。按C选项的话原文就没主语了。。本人答案也是A。。

顶一个！

为什么which没指代呢？

我搜过了，可是说我查找的数据不存在，什么也没搜到...