"Tripura Sundari Temple" is situated at ________

Answer: Option C

The "Tripura Sundari Temple" is situated in Udaipur (Option C), which is a town in the southern part of the Indian state of Tripura. The temple is dedicated to the goddess Tripura Sundari, also known as Mata Tripura Sundari or Tripura Devi, and is an important religious and cultural site in Tripura.

Option A: Unakoti is known for its ancient rock-cut sculptures and is a different location in Tripura.

Option B: Knowai is not the location of the Tripura Sundari Temple.

Option D: Agartala is the capital city of Tripura but is not where the Tripura Sundari Temple is located.

So, the correct answer is Option C: Udaipur.