请在第__（49）__处填上正确答案。 查看材料A.But it also loo

请在第__（49）__处填上正确答案。 查看材料

A.But it also looks at the celebrity"s presence on the Internet and in the media.

B.In 1991， she did a lot of work for the National Child Protection Act.

C.She was not a very successful woman.

D.She began broadcasting while still at high school.

E.It placed Winfrey at the top of its annual ranking of the 100 people last week.

F.The couple had been tight-lipped about their break-up.

请帮忙给出正确答案和分析，谢谢！