Question

We must have obeyed our teachers.
1) Our teachers might have obeyed.
2) Our teachers might have been obeyed.
3) Our teachers must have been obeyed.
4) Our teachers must have obeyed.

Answer 1

Ans.3) Our teachers must have been obeyed. Plz mark as the BRAINLIEST answer if helpful...

Answer 2

3) our teachers must have been obeyed