Answer:
C
Explanation:
You are talking mostly about Jupiter and Saturn.
a) They are huge, at least in comparison to earth.
b) Saturn if you had a big enough bath tub would float in the bath water. Those two are mostly gas and ice.
c) of all the planets in the solar system, these two have the most number of moons. So C is not right.
d) They are both located beyond Mars.
The correct answer is this: IT BECOMES LESS DENSE AND RISES TO THE SURFACE.
The water at the earth's poles are cold and dense. This cold water sink and move along the ocean floor in a current. As it moves towards the equator, the cold water from the poles push up the warmer water, this becomes less dense and rise to the surface.