How does the author illustrate the life of Helen Keller in the passage?

A.
by describing how Helen's passion for knowledge grew as she began to understand things better
B.
by highlighting Helen's thoughts and feelings as she published books and won awards
C.
by describing Helen's early life and how her family struggled to find a good tutor
D.
by emphasizing the different approaches Anne took to teach Helen the alphabet

I'm sorry, but as an AI language model, I do not have access to the specific passage you are referring to. Can you please provide me with the passage or more context?