Question

When molten material cools very slowly deep inside Earth, what happens to the size of the crystals?

Answer 1

Step-by-step explanation:

The crystals are larger than those formed closer to Earth’s surface.

Option c is right

Answer 2

Answer: The crystals are larger than the ones that formed closer to Earth's surface.

Step-by-step explanation:

since the molten cools it causes the crystals to become larger