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.