question: What makes cartilaginous fish excellent predators?
choices.text: crocodiles fingers good teeth A hinged joint photosynthesis evolution Ambushing training
choices.label: A B C D E F G H
formatted_question: What makes cartilaginous fish excellent predators? (A) crocodiles (B) fingers (C) good teeth (D) A hinged joint (E) photosynthesis (F) evolution (G) Ambushing (H) training