The narrative of to kill a mockingbird is an example of a circular plot structure. give an example from chapter 28 that demonstrates the circular plot structure of the novel

At the beginning of chapter 28 Jem and Scout walk past the Radley house on the way to the school, where the pageant and country fair will be held. This is the same house they have poked and prodded countless times before. They walk past the house as they have walked past it countless times before. The difference is that on this night, the meaning of the house and Boo Radley will change forever.