Examine the layers of rock. How does layering provide evidence for determining geologic age?

Each layer is a process made by earths weather or geology. if you understand what i’m getting at , the more layers the older because it has to go through a change to add another layer or in some situations take away. you can tell how old it is by how old the species prints are that you’re looking at as well.

The answer is c because i know the answer is c