Which statement is an assumption used in the relative dating of rocks:
A. The sediment that the rock is taken from is not disturbed by a geological event.The sediment that the rock is taken from is not disturbed by a geological event.
B. The rock sample does not get carbon-14 from an outside source.The rock sample does not get carbon-14 from an outside source.
C. The sediment that the rock is taken from must be disturbed by a geological event.The sediment that the rock is taken from must be disturbed by a geological event.
D. The rock sample does not get carbon-12 from an outside source.