Answer the following question given this paragraph: 

Sediments are deposited in an environment of deposition. This can be a sand dune, beach, lake, river bend, or a great number of other locations. Scientists can figure out the environment of deposition of a sedimentary rock by looking at the size of sediments and the sedimentary features in the rock.


Q: The term "environment of deposition" is useful for understanding the characteristics of what type of rock?


A:
sedimentary