Which is the correct sequence of ocean according to size (from largest to smallest) ?

Correct option is C

The correct answer is (c) Pacific Ocean > Atlantic Ocean > Indian Ocean > Antarctic Ocean.
 The Pacific Ocean is the largest and deepest ocean, covering more than 63 million square miles.
 The Atlantic Ocean is the second-largest ocean, covering over 41 million square miles.
 The Indian Ocean ranks third, covering around 27 million square miles.
 The Antarctic Ocean (also known as the Southern Ocean) is the fourth largest, covering approximately 20 million square miles.
Information Booster:
 Pacific Ocean: Covers more than 63 million square miles, is the largest and deepest ocean. It spans from the Arctic Ocean in the north to the Southern Ocean in the south, and is bounded by Asia and Australia in the west and the Americas in the east.
 Atlantic Ocean: Covers over 41 million square miles, second largest. It stretches from the Arctic Ocean in the north to the Southern Ocean in the south, and is bordered by the Americas to the west and Europe and Africa to the east.
 Indian Ocean: Covers around 27 million square miles, third largest. It is bounded by Asia to the north, Africa to the west, Australia to the east, and merges with the Southern Ocean to the south.
 Antarctic Ocean (Southern Ocean): Covers approximately 20 million square miles, fourth largest. It encircles Antarctica and extends to the Atlantic, Indian, and Pacific Oceans.