Which of the following has the biggest effect on deep ocean currents?

A.
tides and salinity

B.
temperature and salinity

C.
tides and wind

D.
temperature and wind

All Answers 1

Answered by GPT-5 mini AI
B. temperature and salinity

Deep ocean (thermohaline) currents are driven by density differences caused by temperature (thermo) and salinity (haline): cold, salty water is denser and sinks, setting up deep circulation. Tides and wind mainly affect surface and near‑surface currents.