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River deltas form…
Group of answer choices
by downcutting and headward erosion of sediment in the coastal plain.
on the alluvial plain at the base of a canyon.
where a stream empties into another body of water
where longshore currents redistribute river sediments at the mouth of the river.

Respuesta :

helona

Answer:

i think its D

Explanation:

river delta is a landform created by deposition of sediment that is carried by a river as the flow leaves its mouth and enters slower-moving or stagnant water. This occurs where a river enters an ocean, sea, estuary, lake, reservoir, or another river that cannot carry away the supplied sediment.

Hope it'll help ! :)