再问GWD-13-1,C为何错，其实没太看懂题

Although she had been known as an effective legislator first in the Texas Senate and later in the United States House of Representatives, not until Barbara Jordan’s participation in the hearings on the impeachment of President Richard Nixon in 1974 was she made a nationally recognized figure, as it was televised nationwide.

1. later in the United States House of Representatives, not until Barbara Jordan’s participation in the hearings on the impeachment of President Richard Nixon in 1974 was she made a nationally recognized figure, as it was

2. later in the United States House of Representatives, Barbara Jordan did not become a nationally recognized figure until 1974, when she participated in the hearings on the impeachment of President Richard Nixon, which were

3. later in the Untied States House of Representatives, it was not until 1974 that Barbara Jordan became a nationally recognized figure, with her participation in the hearings on the impeachment of President Richard Nixon, which was

4. then also later in the United States House of Representatives, not until 1974 did Barbara Jordan become a nationally recognized figure, as she participated in the hearings on the impeachment of President Richard Nixon, being
           
5. then also later in the United States House of Representatives, Barbara Jordan did not become a nationally recognized figure until 1974, when she participated   in the  hearings on the impeachment of President Richard Nixon, which was

答案： B

哪位能翻译一下。。。多谢

第一句出现she，第二句必须立刻让读者明白she是谁。这是英文的规则。所以B更好。C太离谱了，读不懂，也不用读懂

这里的which were 是个什么用法啊？which指代什么？

which指代前面的hearings.

which指代前面的hearings.

尽管她之前就以一个.....和之后成为....而闻名，BJ直到1974参加了尼克松的......后（这个hearings当时在全国播放）才成为全国闻名的人物

吸收！