A road cut shows a layer of shale on top of a layer of limestone. This indicates
the shale layer is older than the limestone layer. a fault occurred during the deposition of the layers. the environment changed between the times of deposition. volcanic activity occurred when these layers were deposited.
Question: A road cut shows a layer of shale on top of a layer of limestone. This indicates
A. the shale layer is older than the limestone layer.
B. a fault occurred during the deposition of the layers.
C. the environment changed between the times of deposition.
D. volcanic activity occurred when these layers were deposited.
Answer: