Answer: Variety is the principle of art concerned with difference or contrast. When a certain element predominates in a design, contrasting elements can be added. Another way to add variety is by adding emphasis. Emphasis is the principle of art that makes one part of a work dominant over the other parts.
Explanation:
Because art is a symbol or status of living. rural cultures out in the middle of nowhere fighting to survive don't have time or resource to create something. but rich countries or cultures with money to blow have no problem spending on something cool they can create. plus it shows the world a bit of that countries style and flavor