What Were the Pentagon Papers,which Became Public in 1971

Multiple Choice

What were the Pentagon Papers,which became public in 1971?

A) A secret government study critical of U.S.policy in Vietnam
B) A collection of pro-war propaganda that had been funneled to the New York Times since 1964
C) Top-secret military planning documents that had been leaked to North Vietnam
D) A government study that ultimately increased public support for the war in Vietnam