INS Venduruthy is located at

Kochi
Mumbai
Lonavla
Jamnagar

The correct answer is A. Kochi.

INS Venduruthy is a naval base of the Indian Navy located in Kochi, Kerala. It is one of the oldest naval bases in India and was established in 1939. The base is home to a number of ships and submarines of the Indian Navy and is also used for training purposes.

Option B, Mumbai, is the home of the Western Naval Command of the Indian Navy. The command is headquartered at Naval Dockyard, Mumbai.

Option C, Lonavla, is a hill station in Maharashtra. It is located about 100 kilometers from Mumbai.

Option D, Jamnagar, is a city in Gujarat. It is located on the Gulf of Kutch.