Answer:
the answer is A. Cellular respiration only
hope this helps:)
I think the correct answer from the choices listed above is option A. For metamorphism to occur, the parent rock must be in solid form. Metamorphism is the alteration of the structure of a rock by factors like heat and temperature so it must be the material should be in solid form.
A(n) chemical bond forms when two atoms share one or more pair of electrons.