Magma that does not reach the surface is called:

Aintrusive rock
Bextrusive rock
Cmetamorphic rock
Dimbricated rock

Verified Answer :

Magma that has not reached the surface is called metamorphic rock. So the best answer choice would be C. metamorphic rock

When magma passes the lithosphere and reaches the surface, this phenomenon is called metamorphic rock. So, the best answer choice would be C. I hope this helped you :)