请帮忙看看这道题是不是在OG或XDF蓝皮中也有？

在GWD中看到，特别眼熟

In April 1997, Hillary Rodham Clinton hosted an all-day White House scientific
conference on new findings that indicates a child’s acquiring language, thinking, and
emotional skills as an active process that may be largely completed before age three.
A. that indicates a child’s acquiring language, thinking, and emotional skills as
B. that are indicative of a child acquiring language, thinking, and emotional skills as
C. to indicate that when a child acquires language, thinking, and emotional skills,
that it is
D. indicating that a child’s acquisition of language, thinking, and emotional skills is
E. indicative of a child’s acquisition of language, thinking, and emotional skills as

我见过，应该在XDF或者白勇里

见过。。。貌似2个地方都有。。。貌似应该是C???