Which of the following was a cause of the September 11 terror attacks by al-Qaeda?(1 point)

Responses

The U.S. sold missiles to Iran to free hostages in Lebanon.
The U.S. sold missiles to Iran to free hostages in Lebanon.

Iraq invaded Iran.
Iraq invaded Iran.

The U.S. maintained troops in Saudi Arabia after the invasion of Kuwait.
The U.S. maintained troops in Saudi Arabia after the invasion of Kuwait.

Iranians seized American hostages in 1979.
Iranians seized American hostages in 1979.

The U.S. maintained troops in Saudi Arabia after the invasion of Kuwait.