Science 30 points just need to double-check this concept. Thank you only real answers, please. Look at the minerals shown below. (1 point)

Both diamond and coal are formed by changes in pressure and temperature below the Earth's surface. Which of these is a step in the formation of the minerals?
A. atoms break up in extreme heat
B. atoms are rearranged in materials
C. atoms combine in water to form solids
D. atoms of magma cool after a volcanic eruption