I think it's D hope that helps
Intellectual dreamer is the best characteristics that symbolizes Carol. The other choices do not symbolize Carol in the excerpt because he is a smart person that has many dreams.
Probably because she found the tunnel for only her and her brother to explore and not for Frits which is probably why she changed her mind
Central ideas are always complete statements. Anxiety is not a complete statement therefore it is not an example of a central idea.
A beautiful society accepted & idealized women or beauty & harmony