Answer:
Maurya
Ganges Valley
Indus Valley
Step-by-step explanation:
The Indian subcontinent is one of the places where the civilization started. One of the first civilizations in the world developed around the Indus River, called the Indus Valley Civilization, formed by the Dravidians. After the fall of this civilization, the society has regrouped and gradually developed again, forming the Ganges River Civilization. Much more recent, but a great civilization, was the Mauryan Civilization, which managed to have almost all of South Asia in its borders, and it influenced a lot the further development of the society in this part of the world.