Answer:
The child seems like they aren't good enough to do whatever it is the mother insists she's good at. The mother thinks highly of her child, and knows her child can do anything she wants to. But the child is just not confident.
Answer:
The Author achieves the purpose for being the first Woman to be an Author, By the way are you a Teacher???
They can give great advise and that can get people to be brave.
I think it is D - supporting detail, just a guess tho