Upwelling is when ___________________

A wind blows water away from a coastline, causing cold water to rise up from the bottom.

B cold water from the surface pulls warmer water from below to the top.

C wind blows water towards a coastline, causing cold water to rise up from the bottom.

D warm water from the ocean's bottom rises to the surface.

Respuesta :

Upwelling is a process in which cold water from depths arise to the surface
The answer is  C. Upwelling occurs when the wind uses its energy to blow the cold water up towards the surface making the warm water sink.