How many oceans are their in world​

Explanation:

There is only one global ocean.

Historically, there are four named ocean basins: the Atlantic, Pacific, Indian, and Arctic. However, most countries - including the United States - now recognize the Southern (Antarctic) as the fifth ocean basin. The Pacific, Atlantic, and Indian are the most commonly known.

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5

Explanation:

Pacific Ocean, Atlantic Ocean, Arctic Ocean, Indian Ocean and the Southern Ocean

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the first settlements began along the huang river because of the importance of the huang river in the beginning of china. it goes back to the story, “the tale of emperor yu”, which references the tale of the great flood, which was caused by the huang river and was believed to create and influence china’s making.