What Was the Doctrine of "Massive Retaliation

Multiple Choice

What was the doctrine of "massive retaliation"?

A) A conventional Soviet attack on an American ally might elicit an U.S. nuclear response.
B) An attack on the U.S. homeland would elicit a massive nuclear response.
C) Soviet use of tactical nuclear weapons would trigger rapid escalation to a full scale strategic response.
D) An attack on U.S. interests by communist China would be regarded by the U.S. as a Soviet attack and would trigger retaliation against the USSR.