Need help due in 5 minutes: Why is the careful observation of the key sentence important in identifying the main idea of a paragraph?

- a.) the man dies after he is unable to keep a fire lit.

a.) literature that explores grotesque characters and eerie, violent occurrences in a dreary setting.

"why don't you like me the way i am? " i cried. "i'm not a genius! i can't play the piano, and even if i could, i wouldn't go on tv if you paid me a million dollars! "

explanation:

the conflict between jing-mei and her mother is over jing-mei's piano lessons since her mother wants her to become a prodigy but she does not want to play it any more.

it was a big part of the story, making a lot of plot points happen?