INDIAN GEOGRAPHY

Detailed explanation-1: -India has a very long coastline, and it measures about 7, 516.6 km bordering the mainland and the islands with the Bay of Bengal in the East, the Indian Ocean on the South and the Arabian Sea on the West.

Detailed explanation-2: -India has a coastline of 7516.6 Km. The Indian Navy guards the 7, 516.60 km coastline. It has to guard India’s long coastline, Andaman and Nicobar Islands and Lakshadweep.

Detailed explanation-3: -Length of Coastline of Indian mainland is 6100 km. Length of coastline of India including the coastline of Andaman and Nicobar Islands in the Bay of Bengal and Lakshwadeep Islands in the Arabian Sea is 7517 km.

Detailed explanation-4: -6100 km:-The mainland coastline of India is surrounded by the Arabian Sea on the west, the Bay of Bengal on the east and the Indian ocean on the south. It amounts to a total length of 6100km. Therefore, this is the correct option.