India is the seventh largest country in the world and it covers a total area of approximately.

With a total size of 3,287,263 square kilometres, India is the world's seventh biggest nation (1,269,219 sq mi).

From north to south, India is 3,214 kilometres (1,997 miles) long and 2,933 kilometres (1,822 miles) long.

Hence, option C is correct, i.e.,

India is the seventh largest country in the world and it covers a total area of approximately 3200000 sq. km.