Select the choice which best identifies the given passage from "The Cask of Amontillado."
"I reapproached the wall; I replied to the yells of him who clamoured. I re-echoed--I aided--I surpassed them in volume and in strength. I did this, and the clamourer grew still."
A. Irony/sarcasm
B. Setting
C. Characterization
D. Tragic resolution