GWD31-38

38. GWD31-38

In1852 Robert Angus Smith published a detailed report of the chemistry of rain kin a large area around the city of Manchester, England, noting that the closer one came to town, the more the city air would become increasingly acidic.

A.          that the closer one came to town, the more the city air would become increasingly acidic

B.          that the city air became increasingly acidic the closer one came to town

C.          that coming closer to town, the city air became increasingly acidic

D.         that the more the city air became increasingly acidic, the closer one was to town

E.          the city air becoming increasingly acidic as one would come closer to town

这题，我认为A中的one到底指代什么啊？

I choose a

one这里是说一个人，语义为越近一个人靠近城市，越多城市空气变成酸性

对于A选项，the more 和increasingly 不是语义重复吗？