Answer:
The caste system is a social hierarchy in India that divides Hindus based on their karma and dharma. Many scholars believe the system dates back more than 3,000 years.
Explanation:
According to one long-held theory about the origins of South Asia's caste system, Aryans from central Asia invaded South Asia and introduced the caste system as a means of controlling the local populations. The Aryans defined key roles in society, then assigned groups of people to them.
