Which geological process is primarily responsible for transforming existing rock into a metamorphic rock?

Practice MCQ for SSC, UPSC, RRB Exams

A. Cooling and crystallization of magma A.
B. Compaction and cementation B.
C. Weathering and erosion C.
D. Intense heat and pressure without melting D.

Correct Answer: D সঠিক উত্তর: D

Explanation ব্যাখ্যা

Metamorphism occurs when rock is subjected to high heat and pressure, altering its mineral composition and texture without melting it entirely.
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