Answer:
"Prehistoric" means "before-history" and is the period of human history previous to the invention of writing.
Over 99% of human history is prehistoric.
The two major time divisions of prehistory are the Paleolithic and the Neolithic.
The Paleolithic is between 3 million years ago to around 12,000 years ago. It is a period characterized by the use of stone tools, nomadism, and a hunter-gathering lifesytle.
The Neolithic started around 12,000 years ago in the Levant and Mesopotamia and is characterized by the adoption of agriculture and sedentarism.
Two art forms from the prehistoric era are: