Which of the Following Was NOT True of the Cuban

Which of the following was NOT true of the Cuban Missile Crisis?

A) The crisis was part of a dispute between the United States and the Soviet Union after a U.S. Navy vessel carrying nuclear warheads was intercepted off the coast of Turkey.
B) The crisis erupted after U.S. spy planes discovered Soviet nuclear missiles in Cuba.
C) The standoff brought the United States to the brink of nuclear war with the Soviet Union.
D) Kennedy was appalled by military leaders who had discussed "winning" a nuclear war, prompting him to sign an aboveground nuclear test-ban treaty with the Soviets the following year.