deep ocean trench
The answer is: B. Continental slope.
Large, roughly circular ocean currents are called gyres.
In a process taking tens of millions of years, part of the ocean floor sinks back into the mantle at deep ocean trenches.
Polar Regions.
It's called 'main' by tradition; this feature lets the linker to know, where to start the execution.
The average temperature of the ocean's surface is from 30 to 60 degrees Fahrenheit in customary units.
Oceans of the world include the Arctic Ocean, Atlantic Ocean, Indian Ocean, Pacific Ocean and the Southern Ocean. They do not begin with the letter C.
c
southern ocean, Indian ocean
Clams and crabs are from the ocean.
It's called the clipboard. To use it, select some text and hit Ctrl-C
the Atlantic ocean is about 80 degrees C.