The correct answer is: All of the above.
Megaliths are large stone structures that have been erected by humans. They are found in many parts of the world, including Northeast India. Megaliths can be used for a variety of purposes, including burial, commemoration, astronomical observations, and ritualistic or ceremonial functions.
In Northeast India, megaliths are often used for burial purposes. The megaliths are used to mark the graves of important people, such as chiefs or warriors. The megaliths may also be used to commemorate important events, such as the death of a chief or the victory in a battle.
Megaliths can also be used for astronomical observations. The megaliths can be used to track the movement of the sun, moon, and stars. This information can be used to determine the seasons, the time of year, and the time of day.
Megaliths can also be used for ritualistic or ceremonial functions. The megaliths may be used to perform sacrifices, to hold rituals, or to celebrate important events.
The megaliths found in Northeast India are a valuable part of the region’s cultural heritage. They provide insights into the history and culture of the people who built them.