请看下面英语题应选择哪个答案I cannot help feeling that politicians and economists and historians often regard science as an extraneous factor and not as an important component of civilization.句中 extraneous 用下面哪个词替代 A

请看下面英语题应选择哪个答案I cannot help feeling that politicians and economists and historians often regard science as an extraneous factor and not as an important component of civilization.句中 extraneous 用下面哪个词替代 A
请看下面英语题应选择哪个答案
I cannot help feeling that politicians and economists and historians often regard science as an extraneous factor and not as an important component of civilization.句中 extraneous 用下面哪个词替代 A.unconnected B.exceptional C.excessive D.radical

请看下面英语题应选择哪个答案I cannot help feeling that politicians and economists and historians often regard science as an extraneous factor and not as an important component of civilization.句中 extraneous 用下面哪个词替代 A
A,不相干的,无联系的
整句意思：我不禁感到,政治家、经济学家和历史学家经常认为科学是文明中一个不相干的方面而不是一个重要的组成部分.