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

Choose all answers that are correct.

China and Vietnam had been close allies for centuries.

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

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

The Vietnamese had expert guerrilla fighters.

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

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

Explanation:

Search and Destroy missions were often based on poor military intelligence. The brutal tactics used by US troops often drove more Vietnamese civilians to support the Vietcong.

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b.letter b

explanation:

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