Alex listed the typical steps of fossil formation.1) An organism dies.2) The remains fall to the bottom of the ocean.3) The soft portions decay, and the hard portions remain.4) The sediment becomes rock.
A
After step 3, layers of sediment cover the dead organism.B
After step 1, minerals dissolve the dead organism.C
After step 4, layers of sediment cover the dead organism.D
After step 2, minerals dissolve the dead organism.