question: Who studies dinosaur fossils?
choices.text: osteoclasts macaws scientists animals in a lab mammals arthropods bone saws
choices.label: A B C D E F G H
formatted_question: Who studies dinosaur fossils? (A) osteoclasts (B) macaws (C) scientists (D) animals (E) in a lab (F) mammals (G) arthropods (H) bone saws