Determine whether each phrase mainly describes surface ocean currents or deep ocean currents.
Surface ocean current:
Deep ocean current:
A:found near the top of the ocean
B:caused by prevailing winds
C:caused by differences in water density
D:caused by differences in water temperature
E:influenced by rotation of Earth
F:found closer to the ocean floor
Surface ocean current: A, B, E
Deep ocean current: C, D, F