Q: Fact 1: Extreme heat and pressure change rock into metamorphic rock. Fact 2: Metamorphic Rocks Metamorphic rocks are the most common rocks in which garnets are found. Given the two facts above, how can garnets be formed?

Options are: i. by radioactive formations. ii. extreme cold and pressure. iii. raw crystal formations. iv. extreme heat and pressure. v. The bending of a ray of light. vi. rays or beams. vii. Light passing through water. viii. solid, liquid, gas.
The answer is:
iv.