Radio waves has the least energy
Notchochord, morphology, chordates
I believe your answer would be:
A. Fossils.
Explanation:
Because they are the preserved remains or traces of animals, plants, and other organisms from the past. They're also important evidence for evolution because they show that life on earth was once different from life found on earth today.
Hope I helped, good luck! =)
It started in 1798, to the 1800. This period is when the human population began to grow at a faster rate then any other time in history.