Meg is the protagonist and the story and went through many changes.
Explanation: In the beginning of the story she is very timid, shy, insecure, and awkward. She has many issues when it comes to self-worth because she get's bad grades in school, she's constantly compared to her parents, and she tends to be quite immature. In chapter 1 on page 3 one of the girls tells her "After all, Meg, we aren't grammar-school kids any more. Why do you always act like such a baby?" because Meg decides to go a little crazy during lunch. But, at some point she decides to step up and try to find her father but is taking care of her little brother at the same time. She opens up and is willing to try new things and trust and love people as well as overcomes he fears.
Symbolism makes the story in Fahrenheit 451 better because symbolism uses objects and characters to represent abstract ideas and concepts in the storyline.
