Question

WILL GIVE BRAINLIEST TO FIRST CORRECT ANSWER

Answer 1

Your answers should be

The Christmas Day bombing of North Vietnam
The bombing and mining of North Vietnam
The peace negotiations in Paris
The cutting off of communist supply lines

(I took the assignment and got it right with these answers)

Hope this helps!

Answer 2

4.The bombing and mining of North Vietnam
6.The peace negotiations in Paris
8.The fall of Saigon

So, it might be the Christmas Day bombing of North Vietnam. It was actually a year earlier in 1972.