Correct Answer: (b) Tamil Nadu
Note: The Natyanjali festival is celebrated in the state of Tamil Nadu in India. It is a festival dedicated to Lord Shiva and is celebrated annually in the temple town of Chidambaram, which is located in the Cuddalore district of Tamil Nadu. The festival involves offering classical Indian dance performances, mainly Bharatanatyam, to Lord Nataraja, the cosmic dancer and an incarnation of Lord Shiva. Dancers from all over India come to Chidambaram during the festival to offer their performances and pay their respects to Lord Nataraja.