Hello! :)
The eroded material finds its way to the bottom of oceans because of gravity (from... According to the hypsometric curve (plot between elevation and % of earth's surface), only about 29% of Earth's surface is above the mean sea level, rest 71% has an elevation less than mean sea level.
Hope this helped and I hope I answered in time!
~ Destiny ^_^
Coast. or continental slope depending which end.
Answer: "lacto-ovo-vegetarian" .
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