It is otherwise known as the underwater mountain

Sea mount.

Explanation:

Underwater mountain is also known as Sea mount. Mauna Kea is the tallest mountain that is present in underwater having the height of 10,200 meters (33,500 feet) when measured from the base. Underwater mountain is located where tectonic plates are spreading apart. when the lava came out, it spreads on the ocean floor and with the passage of time, it becomes taller and in the end mountain is formed.

china unilaterally claims the entire south china sea as sovereign territory, then builds artificial islands to bolster its claim. it suddenly activates an air defense identification zone over the east china sea, and threatens to down any aircraft that does not report its position. it builds roads into indian territory, then redraws the maps to show that it is actually chinese territory. the people's republic under president xi jinping is quickly becoming the bully of asia.

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