The United States in the Vietnam War,1964

The United States in the Vietnam War,1964:

A) under the Kennedy administration the United States escalated the war in Vietnam.
B) during the war Ho Chi Minh received support for the Soviet Union.
C) student protest against the war frequently ended in violence.
D) Richard Nixon fulfilling a campaign promise limited war activities.
E) rebels in the south known as Viet Cong were entrenched experienced guerrilla fighters.