Which of the following Union Territory is on the coast of Bay of Bengal ?

Correct option is C

The correct answer is Puducherry.
Puducherry is a Union Territory located on the southeastern coast of India. The Bay of Bengal bounds it on the east and the Indian Ocean on the south. The territory comprises four coastal regions: Puducherry, Karaikal, Mahe, and Yanam.
Puducherry was a French colony until 1954 and uniquely blended French and Indian cultures. The territory is famous for its beaches, temples, and Aurobindo Ashram, which attracts tourists worldwide.