When an author writes, she meets reader expectations by envisioning herself as the targeted audience.
I think it is a noun phrase, and not appositive.
A round character is a character we know mostly about, so an example of a scenario would be:
There was once a young girl named Sally, she is very tall, with brown eyes and dark black hair. She loves chocolates but hates sushi. But the one thing she loves the most is her sister Chey
Answer:
The Phoenix
Explanation:
This is the Ironic and symbolic name of the newspaper in New York where Jeannette was eventually hired