What is an Example of juxtaposition in To Kill a Mockingbird?

-verb (used with object), -posed,-posâ‹…ing

to place close together or side by side, esp. for comparison or contrast

For example, Michael Moore uses juxtaposition in Fahrenheit 911, when he plays the song What a Wonderful World while playing scenes of war and violence.

Example in sentence form: In "A Clean, Well-Lighted Place," Hemingway juxtaposes light and dark and young and old in order to demonstrate alienation.