Explain how the Paleolithic and Neolithic periods of the Stone Age were categorized.

The Paleolithic and Neolithic periods of the stone age were categorized into three different stages - Lower, Middle and Upper.

Explanation:

The Paleolithic time frame is separated into three different stages: Lower, Middle, and Upper. The division depends on the quality and class of the instruments that was made and utilized.

The Neolithic time frame came after, and indicated a greater degree of advancement, and also some actual examples of artistic works.

During the Lower Paleolithic period, people made instruments by chipping and chipping stone rocks into cutting edges and scrubbers with sharp edges.