The reporters who covered hurricane katrina are best known for ?

The excerpt above is from page 21 of harry potter and the sorcerers stone by j.k rowling. which passage represents a

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.

What does"after getting my report card i knew it was time to hit the books mean