Adolf Hitler wrote the book "my struggle" in prison. it describes his life and his struggles as said in the title.
They were adapted to the land. They planted crops. They needed to trade for supplies. Did not think they would need to plant crops.
Explanation: its C. and. D. and might be A
For something to be prehistoric it has to be before the times that record history. The Sumerians had written laws so they are not prehistoric because they record history.