What would be a good research topic for "The Catcher in the Rye"?

I need help thinking of a theme in the story %26amp; I also need to include something about the author and something interesting that many readers say about it (and worth researching). Please help!!!!

What would be a good research topic for "The Catcher in the Rye"?
i would focuss on his faults or struggles thoughout the novel, and how he managed to survive, as many people can relate to it... good novel to research
Reply:i would discuss the role of children in the novel and what they represent not only to the main character and also the story