Respuesta :
Answer:
Most likely A. Their actions proved the success of the U.S policy of containment and quieted critics of a full-scale assault of North Vietnam.
Explanation:
I'm no expert on the Vietnam War, however the soviet union didn't withdraw from North Vietnam until the war's end in 1991, nor did the Vietnam army strike first, that was Kennedy's troops. Knocking out both B and C, leaving D impossible since the country was under communism during the cold war. Thus leaving A as the correct answer.
Hope this helps out with your History work! ت Sincerely, Kelsey from Brainly
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Answer:
d. Their actions prevented Vietnam from holding elections for its leaders and established a military presence in the country
Explanation:
