求助OG-SC-紫色-36

What was as remarkable as the development of the compact disc has been the use of the new technology to revitalize, in better sound than was ever before possible, some of the classic recorded performances of the pre-LP era.

A.What was as remarkable as the development of the compact disc

B.The thing that was as remarkable as developing the compact disc

C.No less remarkable than the development of the compact disc

D.developing the compact disc has been none the less remarkable than

E.Development of the compact disc has been no less remarkable as

问一下这个句子的主语究竟是什么啊？为什么选项会是C啊？A又错在哪里?谢过啦~

但是no less than........可以做主语吗?

不是应该用what引导句子做主语吗?

同问,连书上解释也没有看懂