Which technique of creating emphasis is in primary use in this painting?

the artist primarily used to create emphasis on this painting.

In "thirty are better than one" 1963 by andy warhol describe to what degree this image depicts rhythm or pattern

For platowhich kinds of materials were used to make dwellings in the neolithic period? a) bones, tusks, and branchesb) small stones and pebblesc) large stones and wood ((answer))

What is the name of the piece above?