Characteristics of little man in roll of thunder

Ineed the answer asap pl 22. give an example of how oscar wilde uses irony to achieve social commentary in the play. you can discuss the irony of the title. respond in complete sentences.

What is the problem with the following sentence: cameron, who has an extreme and unreasonable suspicion of other people and their motives, suffers from paranoia which is a psychological disorder characterized by delusions of persecution or grandeur, was absolutely sure that someone was following him even though he was absolutely alone and hadn't seen a car for miles and miles.

Which verb from is used to indicate the perfect progressive tense