Answer:
The Paleolithic era is the old stone age that is belong to time period of 3 million to 12000 years ago where as the The Neolithic era or new stone age is known as comes after the Paleolithic age that is 12000 to 2000 years ago. The paleolithic era is characterized by people with hunter and gathering life style with weapons like stone.
In neolithic period people started to leave life style of hunter-gatherer and started to live in one place. As they decided to stay to one place they started farming making tools of metal and making wild animals their pet. All that laid the foundation of new civilization we know it today.