[求助]XDF-26-句意理解

kinkinp

请教各位nn：

我想请问第四题：

4. Which of the following would be the most likely topicfor a paragraph that logically continues the passage?
(A) The kinds of plants normally found in arid regions
(B) The effect of variation in lake levels on pollendistribution
(C) The material best suited to preserving signals ofclimatic changes
(D) Other criteria invoked by paleoclimatologists whenchoosing a method to determine past climaticconditions
(E) A third method for investigating past climaticconditions

答案是e，请问应该如何推断??