Respuesta :
A coastal cell is composed of the following features:
- C: river, longshore current, submarine canyon
A coastal cell is a part of coastal area which is made up of sand sources which makes use of longshore current to harbour a closed cycle of sediments.
As a result of this, we can see that the coastal cell is composed of a river with a longshore current, and a submarine canyon which helps in the transport of sand sources through rivers, streams, submarine canyons,etc.
Therefore, the correct answer is option C
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