The diagrams consist of different and diverse layers of the sedimentary rocks and as the law of deposition says the oldest layer is found at the bottom while the newer layers are found at the top.
- Here the youngest or layer or recent deposition is called A as this layer is light, less dense, and clearly visible and does not have stones nor hard more objects.
Hence the option A is correct.
Learn more about the layer was deposited most recently
rainly.com/question/14686239.
