Walter Cronkite's special interview from Vietnam had which of these effects?

It was the last interview held at the Saigon Bureau before the U.S. withdrew its troops from Vietnam.
It demonstrated Cronkite's position that the Vietnam War was unwinnable.
CBS was fined by the FCC because Cronkite's interview violated the Fairness Doctrine.
President Lyndon B. Johnson singled Cronkite out when he criticized the media's coverage of the war, urging the silent majority to step forward.
President Lyndon B. Johnson dropped out of the 1968 Presidential Election because he felt that the public would share Cronkite's feelings about the war and withdraw support for his campaign.

Question

Walter Cronkite's special interview from Vietnam had which of these effects?

It was the last interview held at the Saigon Bureau before the U.S. withdrew its troops from Vietnam.
It demonstrated Cronkite's position that the Vietnam War was unwinnable.
CBS was fined by the FCC because Cronkite's interview violated the Fairness Doctrine.
President Lyndon B. Johnson singled Cronkite out when he criticized the media's coverage of the war, urging the silent majority to step forward.
President Lyndon B. Johnson dropped out of the 1968 Presidential Election because he felt that the public would share Cronkite's feelings about the war and withdraw support for his campaign.