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Ocean-floor sediments are classified into three groups: terrigenous, biogenous and hydrogenous. The classification is based on the _____ of the sediments.

A.
origin

B.
depth

C.
size

D.
density

Respuesta :

Answer:

The correct answer is...

A. Origin or source and type of material

Explanation:

Terrigenous sediments made-up of sediments carried from the land into the ocean by water, wind or ice.

Biogenous sediments contain at least 30% material from once-living marine organisms, especially plankton.

Hydrogenous sediments form when dissolved minerals precipitate or solidify from seawater.

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