Woolly mammoths had features that helped them live in a harsh environment. What evidence from the passage supports this statement?
A. The hair on the coat of woolly mammoths kept ice from collecting too close to their
bodies.
B. The last known group of woolly mammoths died off around 4,000 years ago.
C. Pictures on cave walls show hunting parties chasing after herds of woolly mammoths.
D. All that now remains of woolly mammoths are fossilized bones and mummified
bodies.