Which statement about the Gulf of Tonkin incident is true?
A. It was misunderstood by Johnson and caused the United States to
become more involved in Vietnam.
B. It was used by Johnson to remove U.S. soldiers and end the war in
Vietnam.
C It was an effort by South Vietnam to draw the United States
further into conflict.
D. It was an attempt by North Vietnam to draw the United States
further into conflict.