Explanation:

- Sudha Chandran is a renowned Indian actress and dancer, known for her remarkable contributions to the arts.

- Correct Answer: Bharatanatyam (Option 3)

- Sudha is an accomplished Bharatanatyam dancer, a major form of Indian classical dance that originated in Tamil Nadu.

- Option 1: Kathakali

- A classical dance-drama from Kerala, known for its vibrant makeup and intricate gestures.

- Option 2: Kuchipudi

- A classical dance style from Andhra Pradesh, characterized by graceful movements and expressive storytelling.

- Option 4: Sattriya

- A classical dance form from Assam, rooted in the Vaishnavite monasteries of the region.

- Sudha’s dedication to Bharatanatyam, even after losing a leg in an accident, is truly inspirational.