(20 points)
the steps in the formation of metamorphic rocks are listed below in an incorrect order.

1. rock is subjected to extreme changes in heat.
2. rock's internal arrangement of atoms changes.
3. rock is subjected to extreme changes in pressure.
4. rocks with new properties are created.

which of these best shows the correct order of steps in the formation of metamorphic rocks?

d) 1, 3, 2, 4

c) 2, 1, 3, 4

b) 3, 1, 4, 2

a) 4, 2, 3, 1