Select the choice which best identifies the given passage from "The Cask of Amontillado."
"I forced the last stone into its position; I plastered it up. Against the new masonry I re-erected the old rampart of bones. For the half of a century no mortal has disturbed them."
The setting was described much earlier, and there's nothing sarcastic here. Characterization was already done, and this is slowly the end of the story.
