How does Mattie change throughout Fever 1793?

Matilda
Cook (Mattie) is theof ,
a young adult historical novel by Laura Halse
Anderson that takes
place in Philadephia during a yellow fever outbreak that killed ten percent

of the city's population.

Mattie is an adolescent who is transformed
and
matures throughout the course of the story, a process accelerated by the
challenges she faces
during the epidemic.

Mattie,
her...