Which of the following can you assume about the layers in areas 2 and 4?
A.The layers were originally horizontal.
B.
The layers were deposited in a river bed.
C.
The layers formed from sand dunes.
D.
The layers formed in a marine environment.
![Which of the following can you assume about the layers in areas 2 and 4 AThe layers were originally horizontal B The layers were deposited in a river bed C The class=](https://us-static.z-dn.net/files/dfd/8bef0332e71d9d63f8a0e355b028ea7c.jpg)