选项B这里的which到底指的是什么啊?是fans吗?
1. Very popular from 1900 until the 1920’s, the renewed interest in ceiling fans began when the energy crisis in 1974 forced homeowners to look for alternative methods of heating and cooling.
(A) Very popular from 1900 until the 1920’s, the renewed interest in ceiling fans began
(B) The renewed interest in ceiling fans, which were very popular from 1900 until the 1920’s, began
(C) After they were very popular from 1900 until the 1920’s, the renewed interest in ceiling fans was beginning
(D) Ceiling fans were very popular from 1900 until the 1920’s, with renewed interest beginning in them(B)
(E) From 1900 until the 1920’s ceiling fans were very popular, and now the renewed interest in them has begun
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