One cause of tsunamis is earth quakes in the ocean floor. In the image, which point represents the hypocenter of an underwater earthquake

Point D represents the hypocenter of an underwater earthquake.
An earthquake may be defined as an impulsive damaging trembling of the ground, generally provoking significant collapse, as a result of activities within the earth's crust or volcanic movement.
Hypocentre or focus is the point from which an earthquake initiates and causes sudden destructions. The point exactly above the hypocentre is called the epicenter. Here, point D represents the hypocenter, while point B represents the epicenter.
Therefore, it is well described above.
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