I dont know if you mean it like this but
metamorphic rocks are located deep underground but often found on surface of earth due to uplift
i think the answer is "Rocks are made up of many different minerals that are bound together"
It is becuase those people came from different places and mated with others leading to a combination of dirrerent traits.
A. is the answer because they are found in the earths crust because overtime dirt and water covered the fossils
if i helped plz make me brainiest
je ne comprends pas ton questiom