Pop culture can be influenced in many ways. For instance we have many different varieties of restaurants, dances, and music. Take the cha-cha for an Example. It came from the West Indies, and is one of the most popular categories of ballroom dance today. Same with the Tango.
Answer:
-by setting up government bureaucracies
-through uniform laws and justice systems
-by reducing taxation
Explanation:
Brahmins; priests
kshatriyas; warriors, rulers
vaisyas; common people
sudras; unskilled workers
pariahs; untouchables