There are many processes which creates a metamorphic rock. Which one is the only one that is required in that process?a. Differential stressb. Confining pressurec. Heat

Head

Explanation:

The original rock ( protolith) is subjected to heat (temperatures greater than 150 to 200 °C) and pressure (100 megapascals (1,000 bar) or more), causing profound physical or chemical change.

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the answer is option c.

explanation:

recycled water alludes to the water that being utilized again after it already  used for farming purposes.   this kind of water frequently contains pharmaceutical gathering due to the compound compost that is utilized for the plants is consumed into the water.