Question

The Catcher in the Rye
Authors often employ the following elements to create their style and structure. Find an example in the novel for four of the following elements. Then write a short response (one or two paragraphs) explaining how this structure is crucial to advancing the theme of the novel you selected. Be sure to label each example given.

storytelling
flashback
diction
poetic elements
juxtaposition of past and present
different points of view
dialogue
stream of consciousness
odd syntax

I have Storytelling, Flashback, and Stream of Consciousness. What's another one?