Upwelling is caused by the winds that on the oceans surface is the correct answer.
What are Ocean Current ?
Ocean currents are water flow patterns that have an impact on climate zones and weather patterns all around the globe.
When winds blow they push the water from an area and to replace the displaced water water rises from beneath the surface and this process is called Upwelling.
Therefore Option C , Upwelling is caused by the winds that on the oceans surface is the correct answer.
To know more about Ocean Current :
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