Which factors contributed to the U. S. failure in Vietnam?

Choose all answers that are correct.

The Vietnamese had expert guerrilla fighters.

China and Vietnam had been close allies for centuries.

The United States overestimated the cost and length of the war.

The United States did not study Vietnamese history or ask enough questions.

The answer is a and d

Explanation: I took the test and got it right

hello!

according to the passage the most suitable options are two. the first one is "by leading the aef to victory in several key battles" like the battle of saint- mihiel and the battle of cantigny mentioned in the passage you copied here. the second one is "by the aef and allied forces defeat germany" since the passage says that his army destroy the german resistance in the meuse- argonne offensive. and also, "by insisting that the aef operate as an independent force".

hope this