How did religion and Indian society reinforce the caste system?

Hinduism reinforced a strict social hierarchy called a caste system that made it nearly impossible for people to move outside of their social station.

Explanation:

Hinduism reinforced a strict social hierarchy called a caste system that made it nearly impossible for people to move outside of their social station. Emperors during the Gupta empire used Hinduism as a unifying religion and focused on Hinduism as a means for personal salvation.