Does cold salty water sink or rise along the ocean floor as deep as a current

In cold regions, such as the North Atlantic Ocean, ocean water loses heat to the atmosphere and becomes cold and dense. When ocean water freezes, forming sea ice, salt is left behind causing surrounding seawater to become saltier and denser. Dense-cold-salty water sinks to the ocean bottom.

Step-by-step explanation:

the answer is a

step-by-step explanation:

because if you put 1 in to the square root of x it equals 300.