In the USA, the twenty largest newspaper chains … for almost half of the circulation, reflecting a trend that … in the 1970s?

In the USA, the twenty largest newspaper chains … for almost half of the circulation, reflecting a trend that … in the 1970s?

1. account / started
2. were accounting / start
3. has accounted / was starting
4. accounted / is starting
5. accounts / has started

Jawaban: A. account / started.

Dilansir dari Ensiklopedia, in the usa, the twenty largest newspaper chains … for almost half of the circulation, reflecting a trend that … in the 1970s account / started.