Which of the following is the largest sea in terms of area?

The correct answer is Option (1) → South China Sea

The South China Sea, a marginal sea of the Pacific Ocean between China, Vietnam, the Philippines and Borneo, covers about 3.5 million km², the largest of the four. The approximate areas are:

• South China Sea — about 3.5 million km²

• Caribbean Sea — about 2.75 million km²

• Bering Sea — about 2.3 million km²

• Caspian Sea — about 0.37 million km²; it is the world’s largest inland body of water, enclosed by land, which is why it is often called a lake