Answer:
USA did make many bombing campaigns against North Vietnam, which only alienated the population but could not degrade the fighting force of the Vietcong. ... Support of China /USSR: One of the most crucial reasons for the defeat of the USA was the unflinching support of China and the Soviet Union to the North Vietnam.
They make a salary of 174,000, they have free airport parking, up to 239 days off, and a better retirement plan
1. ΞξΩΩΟΠ
2. ΔβΖλμζΧ
3. ψψχωλλΑΒ
4. ΖΗΤεδ
answers In Geek, If You Can Translate, You Get It.
The answer to your question is most likely C.