Oldest to youngest- D, A, E, B, C
It's called relative dating, you basically find the rocks that are at the very bottom (oldest), look for the ones that are on the top (younger), but if you find any that are cross cutting, those are the youngest of them all.
The answer is E.
A, B, C, and D are either irrelevant or already included.
The crust is the part you walk on, and it's the surface of the earth.
a lot of people have the misconception the nuclear energy is bad for the environment when in reality, it's one of the healthiest formats of energy for the planet; when adequately maintained, people should get more educated on the subject.