All of the Following Is True About the Cuban Missile

All of the following is true about the Cuban missile crisis, EXCEPT:

A) The Cuban missile crisis paled in comparison to the crisis in Berlin in August 1961.
B) An American U-2 spy plane discovered medium range nuclear missile sites on the island.
C) The Soviet Union and the U.S. removed missiles from Cuba and Turkey respectively, thus taking the world back from the brink of war.
D) Throughout the crisis, the Strategic Air Command kept nuclear-armed B-52 bombers in the air.