Answer:
The one you selected is correct.
(Education is the best path to freedom because once a person has been educated, nothing can take that from them.)
She could have gone to practice, and should have since it was that very day, but she would have made it except she got stuck in traffic.
(Hope it isn't too long :P)
- Kat
The correct option is A. even though she had the flu is a sentence fragment.