Answer:
Montresor decides to seek revenge against Fortuanato because he believes that Fortunato has insulted him. The story says "the thousand injuries of Fortunato I had borne as I best could, but when he ventured upon insult I vowed revenge." We are not told the specifics of this insult.
Explanation:
The answer is the 3rd one, because all the names should start with a capital letter even if they not the first word
