Confessions of an Ugly Stepsister

I am required to choose a theme or symbol from the reading. Some suggestions are “beauty as a prison,” “appearance vs reality,” “birds,” “art and artwork,” “the real and the unreal,” “seeing and not seeing” etc. The book is called Confessions of an Ugly Stepsister by Gregory Maguire.

it must be 4-5 pages long and include MLA citations on a last pages long.