Answer:
i think the answer could be both B. and D. bc any type of rock can become a metamorphic rock with right conditions
Step-by-step explanation:
A metamorphic rock, on the other hand, began as a rock—either a sedimentary, igneous, or even a different sort of metamorphic rock. Then, due to various conditions within the Earth, the existing rock was changed into a new kind of metamorphic rock.