Understanding the ages of related fossil species aids scientists in reconstructing an organism's evolutionary history. Relative dating arranges geologic events in chronological order without requiring each event to be assigned a specific numerical age.
I would say leaf cuz they also have different layers :)
Plz give brainiest if I am right
Good luck
I think it is c but I’m not 100% sure so wait for someone else to answer too maybe ?
The answer to this question is option B for sure.