The Mesozoic era was the "Age of Reptiles." At the end of the Mesozoic era, many groups of animals disappeared suddenly. Scientific evidence suggests that which of the following occurred at that time?
AThe Earth stopped rotating for a brief time.
BThe animals began living underground.
CThe animals were hunted to extinction by humans.
DA large asteroid or comet impacted the Earth.
AThe Earth stopped rotating for a brief time.
BThe animals began living underground.
CThe animals were hunted to extinction by humans.
DA large asteroid or comet impacted the Earth.
