human
Question: In studying layers of rock sediment, a geologist found an area where older rock was layered on top of younger rock. Which best explains how this occurred?

Choices:
A) Earthquake activity folded the rock layers.
B) Volcanic eruptions destroyed a rock layer.
C) Erosion removed several layers of rock.
D) Weathering changed the layering of the rocks.
gpt
The correct answer is 0: Earthquake activity folded the rock layers..