The correct answer is B. Goa.
Fort Aguada is a 16th-century Portuguese fort located in the Indian state of Goa. It is located on the western coast of Goa, on the Arabian Sea. The fort was built in 1540 by the Portuguese Viceroy Afonso de Albuquerque. It was originally named Forte de São Sebastião, but it was later renamed Fort Aguada.
The fort is a rectangular structure with four bastions. It is surrounded by a moat and a wall. The fort has a number of buildings, including a chapel, a barracks, and a hospital. The fort is now a museum.
The other options are incorrect.
A. Telangana is a state in India. It is located in the central part of the country. The capital of Telangana is Hyderabad.
C. Karnataka is a state in India. It is located in the southern part of the country. The capital of Karnataka is Bangalore.
D. Tamilnadu is a state in India. It is located in the southern part of the country. The capital of Tamilnadu is Chennai.