What advantage did the american military have in the vietnam war?

The correct answer is B) more powerful weapons.

One advantage that the American military had in the Vietnam War was that they had more powerful weapons.

The great advantage that the United States military forces had during the Vietnam War was that they had superior firepower. U.S. Army and Airforce had more powerful weapons. On the other side, a great disadvantaged that caused them many problems was the difficulty of the landscape. For that purposes, they relied totally on South Vietnam troops that were the locals.  

The other options of the question were, a) they had better knowledge of the landscape, c) strong South Vietnamese support, and d) clear territorial goals.  

the second significant cause of the great migration was the desire of black southerners to escape segregation, known euphemistically as jim crow. rural african american southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the north.