What does the following quote from "The Cask of Amontillado" reveal about what Montessor wants his servants to do?

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 an all, as soon as my back was turned.
A. He wants them to protect the house.
B. He wants them to entertain Fortunato.
C. He wants them to leave the house.
D. He wants them to clean the house.