What should we done to preserve the traditional neplease painting​

The best way to preserve paintings is to promote and commercialize the art of paintings. Often paintings depict the culture, tradition, and history of the nation.

During the paleolithic, hominins grouped together in small societies such as bands, and subsisted by gathering  plants  and fishing, hunting or scavenging wild  animals. the paleolithic is characterized by the use of knapped stone tools, although at the time humans also used  wood  and bone tools.