Answer:
Aryan
Step-by-step explanation:
Aryan civilization was originated from the region near Indus Valley (currently that region exist in India).
Historians tracked back India's current religious traditions into this civilization. One example of this would be the implementation of Caste system that exist in Aryan civilization and India.
This system separated the citizens into different classes with different status. The highest is held by the religious leaders while the lowest status is held by slaves/servants.