question: Three body segments, a hard exoskeleton, and jointed appendages are features of what invertebrate group, which includes spider and insects?
distractor3: crustacean
distractor1: annelid
distractor2: sauropod
correct_answer: arthropod
support: Arthropods are invertebrates in the Phylum Arthropoda. They include insects, spiders, centipedes, and lobsters. Traits of arthropods include three body segments, a hard exoskeleton, and jointed appendages. The arthropod life cycle may include larva and pupa stages and the process of metamorphosis.