Species A became extinct about 200,000 years before Species B evolved. Both species lived in the same location. In which arrangement would you MOST probably find their fossils in a rock sequence?

a
Both would be in the same rock layer.
b
Species A would be inside Species B.
c
Species A would be in a deeper layer than Species B.
d
Species B would be in a deeper layer than species A.

c

Species A would be in a deeper layer than Species B.