Explanation:

- Option 1: Odisha

- Odisha is renowned for its rich cultural heritage and historical landmarks, but Buxa Fort is not situated here. It is better known for monuments like the Konark Sun Temple and Puri Jagannath Temple.

- Option 2: Karnataka

- Karnataka, a state in the south of India, is famous for its architectural marvels such as Hampi and Mysore Palace. Buxa Fort, however, is not a part of Karnataka.

- Option 3: West Bengal

- Correct Answer: Buxa Fort is located in West Bengal. Positioned near the Buxa Tiger Reserve in the Alipurduar district, it holds historical significance as it was used by the British as a detention camp.

- Option 4: Tamil Nadu

- Tamil Nadu is well-known for its Dravidian-style temples and hill stations like Ooty, but Buxa Fort does not belong here.

Correct Answer: Option 3: West Bengal