As I washed the unfinished food down the drain and collected the paper plates to throw out, I considered my ancestors. What would they think of this excess and waste? They would have spent days on a hunt to take down a single bison and then painstakingly find a use for every single part. Was our heritage picnic becoming a dishonor to their legacy?

Which detail most clearly gives this passage a reflective tone?
A.The facts about traditional hunting.
B.The question about excess and waste.
C.Mention of the narrator's ancestors.
D.The thoughts on the picnic's success.