What situational irony occurs in “The Colomber” by Dino Buzzati?

What situational irony occurs in “The Colomber” by Dino Buzzati?

A. Stefano kills the colomber and ends the curse of the colomber forever.
B. The colomber reveals a secret ability to walk on land.
C. Stefano’s father was the real victim of the colomber.
D. The colomber pursues Stefano in order to give him a magic pearl.