What does the allusion, "...like cinderellas stepsisters peening for the ball" most likely mean​

Sarah is having a tip-of-the tongue experience with the name of an indian restaurant that recently received a great review. she suspects that it may start with a “k” sound and consist of two syllables, but all that comes to mind is canton or ccouscous. which of the following choices would be the most likely name of the restaurant?

The room was gaudy with its leather couch and purple walls

Is the book the outsiders a realistic story? plz explain. asap!