Ocean currents are produced by
a
volcanoes on the bottom of the ocean floor.
b
earthquakes on the bottom of the ocean floor.
c
differences in the temperature of the water at different depths.
d
differences in the number of organisms living at different depths.
1 answer
c - differences in the temperature of the water at different depths. Ocean currents are primarily driven by variations in temperature, salinity, and the Earth's rotation.