Answer: C
Step-by-step explanation:
Concurring to my information cutoff of September 2021, the reply is C. President Nixon expelled American troops from Vietnam after a few a long time of dissent. The dissents against the Vietnam War were a noteworthy calculate in forming open conclusion and eventually affecting the government's choice to pull back American troops from Vietnam. President Nixon reported the withdrawal of troops in 1973, after a few a long time of challenge both locally and globally.