Question

How are sedimentary rocks changed to metamorphic rocks?
Question 3 options:

A through the addition of heat and gravity

B through the addition of heat and oxygenation

C through the addition of heat and melting

D through the addition of heat and pressure

Answer 1

Answer:

C

Step-by-step explanation:

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Answer 2

Answer:

It's C.

Step-by-step explanation: