what makes up sedimentary rock? a molten rock that has cooled b existing rocks that are changed by heat or…

what makes up sedimentary rock? a molten rock that has cooled b existing rocks that are changed by heat or pressure c pieces of other rocks that have cemented together
Answer
Brief Explanations:
Sedimentary rocks form from the accumulation and cementation of sediment, which are pieces of other rocks, minerals, or organic matter. Option a describes igneous rocks (molten rock - magma or lava - cooling). Option b describes metamorphic rocks (rocks changing due to heat and pressure). Option c correctly describes the formation of sedimentary rocks.
Answer:
C. Pieces of other rocks that have cemented together