Which one of the following is the biggest port of India?

Mumbai

Mumbai is a natural harbour and the biggest port of the country. The port is situated closer to the general routes from the countries of Middle East, Mediterranean countries, North Africa, North America and Europe where the major share of country’s overseas trade is carried out. The port is 20 km long and 6-10 km wide with 54 berths and has the country’s largest oil terminal. M.P., Maharashtra, Gujarat, U.P. and parts of Rajasthan constitute the main hinterlands of Mumbai ports.