igneous

metamorphic

sedimentary

none of the answers are correct

earlier

later

The ones closer to Earth's surface.

The ones farther away from Earth's surface.

dry and desert-like climate.

semi-tropical climate.

wet and warm climate.

none of the answers are correct.

when the animals lived.

organisms change over a long period of time.

what the environment was like.

what the climate was like at that time.

This is a TRUE statement.

This is a FALSE statement.

a flood.

climate change.

volcanic eruption.

drought.