Why do Harry, Malfoy, and Ron have an argument?

Harry Potter chapter 6

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.

Hamlet is often called a tragic hero who is torn between thought and action. why does he not kill claudius when he sees him in act iii, scene iii? why does he kill polonius in act iii, scene iv? how do these two actions affect your understanding of hamlet as a man of thought or a man of action? your answer should be at least 250 words.

He had fished in the river since ten years and he was a good fisherman. he know where to found the slim sliver chilwa fish, a big beautiful mahseer and the long moustache singhara. he know where the river was deep but where it is shallow; he knew which baits to use - which fish like worms and which liked gram. edit the above