Task: Question Understanding
Input (English): Question: Stout beardfish live in the deep ocean. They live so far down that there is no light. Which characteristic would best help stout beardfish to survive in the dark? (A) a mouth full of bristles (B) a brightly colored body (C) the ability to swim quickly (D) two whiskers that locate food?
Output (English): characteristic, beardfish, survive, dark?