Which of the Following Was Revealed in the Pentagon Papers

Which of the following was revealed in the Pentagon Papers?

A) American leaders had repeatedly lied to the American people about the Vietnam War
B) American corporations had played a dominant role within the government in shaping Vietnam War policies
C) The initiative for escalating American involvement in Vietnam had come from Congress rather than from President Johnson
D) Toward the end of his term, President Johnson was often unable to function coherently