Answer:
Gravity is the force that keeps us standing. It keeps us from floating, like you do when you are in space, away from gravity.
Tidal Force - The tidal force is a force that stretches a body towards and away from the center of mass of another body due to a gradient (difference in strength) in gravitational field from the other body
Hopefully this helps!!! ;)
Fishes and worms are diffrent so in other words there systems such as reproduction system are not the same because they will not be able to mate
so i believe the answer is c and if not or if u can select more then 1 i would also choose b just encase but overall the answer is c i believe
The answer for your question is Monitor