The English Channel is the body of water between England (Great Britain) and France, it is connected to the Atlantic Ocean.
Being a body of water, it can't be a water way - so the answer b) is false.
In fact, from the description above you know that the answer a. an extension of the Atlantic Ocean between England and France is true.
What is there any options ? <span>
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The answer is Wind
Oceant currents are driven by the circulation of wind above the surface's waters, interacting with evaporation, sinking of water at high latitudes.
I think Mount Elbrus is the highest point in Europe.