Is used to show ownership--for example, "Nicholas was tired. HIS eyes were drooping from a combination of too little sleep and too much screen time."
Start by deciding if you'd be best at doing a rough draft or an essay outline, or anything you believe is better for you(I prefer the Outline). Choose three or more characters and write what you already know of them, then research them for a better description. Once you have finished the outline, rough draft, etc. start writing the essay, revise it when your done and ask someone to look over it for you.
Hope this helps!
Illinois is the state that Chicago is in
If you mean they should actually be a part of it with them in it, no. but if you mean interacting with them like questions, then yes! hope i could help =)