Explanation:

- Sekrenyi Festival is a traditional festival celebrated by the Angami tribe in Nagaland. It is a purification festival marking the end of the agricultural cycle.

- Nagaland, located in the northeastern part of India, is known for its diverse tribes and vibrant culture.

- Rajasthan is a state in northern India, generally known for its grand forts and palaces, and festivals like the Pushkar Camel Fair.

- Tamil Nadu, in southern India, is famous for its rich temple heritage and festivals like Pongal.

- Bihar is an eastern state that celebrates festivals such as Chhath Puja and Sonepur Mela.

Option 1: Nagaland

- is the correct answer for the celebration of Sekrenyi Festival.