Answer:
Sentry: A soldier who tells Creon about the illegal burial of Polyneices' body and later captures Antigone for committing this crime. He is afraid of Creon's anger when initially informing him that someone has violated his edict, but the Sentry is forgiven after bringing Antigone into custody.
I believe it’s B, i am not for sure though, just by context clues in the text, he seems to use them to get information of when the attack is
