Question

which type of rock is formed by the compaction and cementation of sediments?
igneous
intrusive
sedimentary
metamorphic

Explanation:

Sedimentary rocks are formed through the compaction and cementation of sediments. Igneous rocks form from cooling magma or lava, intrusive is a type of igneous rock formation process, and metamorphic rocks form from existing rocks under heat and pressure.

Answer:

C. Sedimentary