The lines which are a flashback here are: She thought of her last day in middle school, seven years ago, when Sarah had given her an iPod. She had felt ecstatic that day when she realized she would be able to listen to her favorite songs and fend off comments from her cousins about how little she knew about music.
A. to persuade the reader into caring about the effects of pollution
Answer: Parallel
Explanation:
The lines are parallel to the characters actions.