Answer:
A. gravity
Explanation:
gravity is a force that makes things go downwards in this case Jeannie put her soccer ball on the ground on the side of the hill, the hill was in the top hence the ball went downward
An earthquake is the perceptible shaking of the surface of the Earth, resulting from the sudden release of energy in the Earth's crust that creates seismic waves.
The answer is the Somatic Nervous System and the Autonomic Nervous System.
