A survey was carried out on the death rate of newborn babies in that region, （） weresurprising.

A survey was carried out on the death rate of newborn babies in that region, （） weresurprising.
A、as results
B、which results
C、the results of it
D、the results of which
正确答案：D
解析:词汇与结构部分\大学英语A\结构A\定语从句A