I would say the second answer. Give me a thanks if I helped!
When he wrote This excerpt he was referring to knowledge, he said that he reads a book a day and that knowledge was his banknote that got him so far,
I believe is for both the speakers and readers experience because most poems use the speaker’s experiences to make readers relate to the poem
C) I would say. You can learn many things from rollercoasters, like how much mass they can hold. The distance they go in a daily trip. Rollercoasters can be of use for science for a fun learning experience!
"The grass is always greener on the other side," she chirped, but her advice meaned nothing to me. I hope I helped :)