The north atlantic current sinks just south of the coast of

Antarctica

Explanation:

   This ocean current goes to the western portion of the European continent helping to soften the low winter temperatures in that area of the continent.

    The Chain is part of a general clockwise rotation system in the North Atlantic. Thus it is fed by the Northern Equatorial Current that flows west.

   The North Atlantic Current is also often considered an extension of the Gulf Stream that runs from the equator east and north of the North American coast, across the Atlantic to the Arctic Ocean.

answer at the divergent plate boundary in the middle of the ocean;