.Jennifer didn’t attend the important conference and that’s she hadn’t been gotinformed o

问题补充：

.Jennifer didn’t attend the important conference,and that’s she hadn’t been gotinformed of it.

A. why

B. the reason

C. because

D. for

答案：

A. why

B. the reason

C. because

D. for

解析：

that/this作主语时，表语从句如果表示的是原因，用because引导表语从句。