Helen Keller Put a Great Deal of Effort and Work

Helen Keller put a great deal of effort and work into making progress with her disabilities.As an adult she:

A) reached her plateau and was able to lead a simple life that was limited because of her disabilities.
B) appeared as though she would make great progress into adulthood but suddenly she regressed.
C) graduated with honours from Radcliffe, became a successful educator, and crafted books about her life.
D) tried to write books about her life but was unsuccessful.