Question

Which evidence suggests that volcanic activity was more common in earth's history than it is today?

O Volcanic rock samples are found throughout earth's rock record.
O The early rock record contains layers of volcanic rock and minerals.
O. There are fewer fossils in the early rock record than more recent layers.
O Fossils of early life show adaptations for surviving volcanic eruptions.​

Answer 1

Option 2: The early rock record contains layers of volcanic rock and minerals