sc ets section 1- 8

8.  Contrary to the scholarly wisdom of the 1950’s and early 1960’s that predicted the processes of modernization and rationalization would gradually undermine it, ethnicity is a worldwide phenomenon of increasing importance.

(A) would gradually undermine it

(B) to be a gradual undermining of it

(C) would be a gradual undermining of ethnicity

(D) to gradually undermine ethnicity

(E) gradually undermining it 　　　　　　（A)

不知道 it  能这样指代码？