大全975,求助

975  Puritan fanatics brought to civil and military affairs a coolness of judgment and mutability of purpose that some writers have though inconsistent with their religious zeal, but which was in fact a natural outgrowth of it.  C

(A) but which was in fact a natural outgrowth of it

(B) but which were in fact a natural outgrowth of it

(C) but which were in fact natural outgrowths of it

(D) but it was in fact a natural outgrowth of them（C）

(E) which was in fact a natural outgrowth of it

it 指代什么呢？看得好糊涂啊，

http://forum.chasedream.com/dispbbs.asp?boardid=23&replyid=1608271&id=170895&page=1&skin=0&Star=1

如果把though改为thought就对了，我说怎么那么别扭呢，it指their religious zeal

有些作家认为coolness & mutability 不符合their religious zeal,但是coolness & mutability 事实上是their religious zeal的自然产物

结构： P brought to B A (that...,but which...) 定语过长倒装