What rock has the highest metamorphic grade? A) rock formed at 500 degrees c and 8 kilo bars of pressure B) rick formed at 1200 degrees c and 20 kilobits of pressure C) rock formed at 400 degrees c and 12 kilobars of pressure D) rock formed at 700 degrees c and 10 kilobars of pressure

Respuesta :

easy cause it is used the rock if 700 degrees

The answer is D 700 degrees