-What Is One Conclusion That Can Be Made by Evaluating

-What is one conclusion that can be made by evaluating the evidence on this chart?

A) The Vietnam War was exclusively a ground war for American troops.
B) The American public supported troop escalation in Vietnam after the surprise North Vietnamese attacks during the Tet Offensive.
C) Despite the unpopularity of the war, nearly 40 percent of the nation still believed that the United States had done the right thing by sending troops to Vietnam.
D) Aerial bombings increased in the last years of the war due to the Communist presence in Cambodia.