Answer:I think it is the last blue one
Explanation:
"bicycle tire" is the direct object receiving the noun<span />
Not sure what the question is but if it is how does the officers statement portray irony it is the fact that they are eating the murder weapon and demolishing the evidence.
The servants do not "abscond" because Montresor tells them to stay at home; they do so because he tells them he will be gone all night. They don't care if he finds out that they all left to join in the carnival. He can't fire them because he can't get anybody to replace them.