What does the following quote from "The Cask of Amontillado" reveal about the relationship between Montresor and his servants?

"I had told them that I should not return until the morning and had given them explicit orders not to stir from the house. These orders were sufficient, I well knew, to insure their immediate disappearance, one and all, as soon as my back was turned."
A
He is afraid of being robbed by his servants.
B
He is trying to punish his servants.
C
He knows his servants are disobedient.
D
He wants his servants to enjoy the carnival.