Arrange the following features of the ocean (continental shelf, island arc, oceanic ridge, and oceanic trench) in order from shallowest to deepest.

Island arc, Continental shelf, Oceanic ridge, Oceanic trench

Explanation:

The island arcs are an active chain of volcanoes such as the of fire. They originate from the oceanic crust and are in the form of a curve shape. The continental shelf is part of the continent that is submerged in the relatively shallow waters and is also called as sea shelf and these shelves were exposed during the periods of glacial erosion. The mid-oceanic ridge is a system of the mountain chains that are formed under the seafloor and typically are found at a depth of about 2,600 meters. And the oceanic trenches are the deepest parts of the oceanic floor.

I'm going to say it's 5-6 million

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