Which of these is not true of the effects of the ocean currents?

A. They affect commerce because they keep the harbours open even during winter

B. Water of the ocean is kept pure

C. Warm equatorial currents raise the temperature while the cold polar currents lower the temperature of the place through which they pass

D. They do not affect rainfall over the coast

Answer: Option D

Solution(By Examveda Team)

Ocean currents affect rainfall over the coast. Ocean currents act as conveyer belts of warm and cold water, sending heat toward the polar regions and helping tropical areas cool off.