answer would be B: The rain rushed like a river down the tent's sides, and we heard a lovely song from a wren in a tree.
I think the answer is nostalgic. Based from the excerpt, Richie missed
the old time when he was younger. He felt melancholy as he tried to
describe himself from his younger years. Rich felt that he had changed a
lot since then. He felt that he is more energetic when he was younger
compared to his present self.
Suspenseful, it's that because the story has suspense in it.
I think the answer is C but that’s just a guess