The diagram shows a simple model of an event that is part of the rock cycle. image Which type of event is most likely occurring
in the diagram? A. the compacting of layers by high pressure and heat that leads to metamorphic rock
B. the cementing of layers of sediment particles that leads to sedimentary rock
C. the melting of sediment particles that leads to igneous rock
D. the hardening of liquid magma that leads to igneous rock
