D. The British Army thought it would be too challenging to fight across the Appalachian Mountains.
She's got a monologue somewhere talking about it, she first wanted to become a doctor after seeing one of her friends get hurt when they were playing outside. She thought that he was going to die, but then the hospital came and sewed him up and saved his life and that's when she decided that that was what she was going to do.
A literacy rate is a percentage of people who are able to write compared to the people who don't know how to.