Nothing. Their duty is to guard the tomb and there should be no reason at all to when they stop. When changing guards maybe but someone is still there watching.
B. Antonyms is the answer, because they are opposites
Answer:
Act Two
Explanation:
During Act Two, Sheila returns the ring to him and says they will need to start their relationship from the beginning, after the night's events are over, to see if they can forge a life together.
Good luck hope this helps :)