If you're asking for main idea, the main idea or thesis statement sentence is sentence 1, where they explain what the passage is about.
You can that aunt marry is someone who is very nervous and cautious by how the author used the word shrieked and how you can infer she was scared by the tone of the story
Someone has to teach the docters how to become a docter
Answer:
A hopeful tone
Explanation: hope this helps
Actually, you'd think it would be I, II, AND III, but from the choices you have, I'd have to go with D, I and II.
Comment if the answer is right or wrong so other people that need this will be 100% sure.