Examine the Author's choice of verbs to describe the actions of Harrison and the Ballerina in motion

In chapter 3, scout criticizes her classmate, walter cunningham, for asking for molasses and then pouring it on his vegetables and meat while he was a guest at the finch home. in this scene, what does the author’s use of flashback in a first person point-of- view narration achieve?

The significant structural shift that happens between chapters 21 and 22 is

Ihave no idea what the explanation is.