The first permanent Indian oceanographic station, ‘Dakshin Gangotry’ during Antarctic Expedition, was set up in

The correct answer is: A. April/March 1984

Dakshin Gangotri is the first Indian permanent research station in Antarctica. It was established on 19 April 1984 at 70° 45′ S, 87° 25′ E, on the Brunt Ice Shelf. The station is named after the Ganges River, the longest river in India.

The station is used for scientific research in a variety of fields, including glaciology, meteorology, oceanography, and biology. It is also used as a base for logistical support for other Indian Antarctic expeditions.

The station is staffed by Indian scientists and support personnel. It is equipped with a variety of facilities, including laboratories, living quarters, and a power plant.

Dakshin Gangotri is an important part of India’s Antarctic program. It has played a significant role in India’s scientific research in Antarctica. It has also helped to promote India’s presence in Antarctica and to strengthen its ties with other countries that are active in Antarctica.

The other options are incorrect because:

• Option B, December 1982/January 1983, is the date of the first Indian Antarctic expedition. However, the first permanent Indian oceanographic station, Dakshin Gangotri, was not established until April/March 1984.
• Option C, November 1985/February 1986, is the date of the second Indian Antarctic expedition. However, the first permanent Indian oceanographic station, Dakshin Gangotri, was not established until April/March 1984.
• Option D, December 1988/March 1989, is the date of the third Indian Antarctic expedition. However, the first permanent Indian oceanographic station, Dakshin Gangotri, was established until April/March 1984.