The specific heat capacity of water is 4.18 J/g*C which is on the high side, this implies that it will take a high amount of heat for water to get heated sufficiently.
A. It keeps the ocean temperatures more even.
The heat capacity of a substance can be defined as the quantity of heat needed to raise a unit mass of that substance by a unit change in its temperature
Learn more about heat capacity here:
https://brainly.com/question/21406849