(单选题)

What was Brian Lovett's opinion on this method? ( )

A.This method is not desirable, as it made mosquitoes increasingly resistant.

B.It was a way to solve the problem of mosquitoes raging once and for all.

C.Scientists needed to constantly release these new varieties of mosquitoes.

D.He believed that this method needed further improvement to spread.

参考答案：D

参考解析：

细节题。根据题干的关键词，Brian Lovett 定位至第九段，第十段，第十一段Biologist Brain Lovett at the University of Maryland in Bethesda said this isn't a once and done process......可知他说到，这不是一个一劳永逸的过程，你必须坚持下去，如果不坚持，这个种群很快就会恢复。D项符合题意。故本题正确答案选D。

知识点：细节题英语阅读理解通用英语