Answer:
Summer.
Step-by-step explanation:
With the intention of writing about a character who is growing up and on her way to college, the author of a book can use the setting of summer to signify these new changes in his/ her character's life. Summer symbolizes the time when a new academic year starts, and also the advent of new and brighter season bringing life to the world. Thus, summer will be the appropriate setting for the characterization of this character who is on her way to college and starting a new academic life.