Why was Vietnam key to the US curbing communism in Asia?

a. None of these answers.

b. Vietnam and the US had strong economic ties.

c. Vietnam was a major supplier of rice to the United States.

d. Vietnam had a direct tie to Japan which the US had thus far kept communism out of and had an interest in continuing to do so.

4 answers

And your answer is?
I think that its either A or D
D is just plain silly.
Talk abut loaded questions, this one and the Bush Homeland security one.