Answer the following question given this paragraph: 

2. Sedimentary rocks form when sediments are compacted and cemented together ( Figure below ). These sediments may be gravel, sand, silt or clay. Sedimentary rocks often have pieces of other rocks in them. Some sedimentary rocks form the solid minerals left behind after a liquid evaporates.


Q: What kind of rock forms when material such as gravel, sand, silt or clay is compacted and cemented together?

 Choices:

- ingenious

- limestone

- craters

- sedimentary

A:
sedimentary
