Upwelling Can Cause Colder Water from Deeper in the Oceans

Multiple Choice

Upwelling can cause colder water from deeper in the oceans to be brought to the surface. Despite the fact that the water is colder, this often leads to an increase in biological productivity. This is associated with

A) nutrients moving along with the colder water.
B) an increase in glacier formations.
C) decreased salinity.
D) a change in surface currents.