She learns that she must invest more time in practice
Dante's Inferno suggests that people are there because of what they did in their life, that is they made poor choices. For example, people who were gluttonous are there because they overate and then they are punished by having to eat disgusting mud and things like that. People who are there know why they are there.
B. Clay is your answer because Clay is describing 'his friend.'
Hope this helped!
-Lion