question: What took advantage of the extinction of giant lizards?
choices.text: an animal trees grasses mammals crocodiles arthropods predators fruits
choices.label: A B C D E F G H
formatted_question: What took advantage of the extinction of giant lizards? (A) an animal (B) trees (C) grasses (D) mammals (E) crocodiles (F) arthropods (G) predators (H) fruits