How did humans adapt to the conditions of the last Ice Age? Select the three correct answers.
A.
They built permanent dwellings from wood and stone.
B.
They crossed newly exposed land bridges to warmer regions.
C.
They followed migrating animal herds to ensure their food supply.
D.
They used fire, portable huts, and animal furs to stay warm.
E.
They settled in caves and waited for warmer temperatures to return.