Explanation is in the file
tinyurl.com/wpazsebu
The answer most likely is answer choice B it makes the most sense :D
Answer:
B. By reminding the country of its vow to protect Vietnam.
Explanation:
Because in each section, their is a constant add on that the USA vowed and promised to protect and help Vietnam.
and I just took the test anyways so...
The average of student carries about thirty thousand dollars in debt by the time he or she graduates