Answer:
As I think answer is may be D.
It helps your body be more flexible and prepared to run.
Answer:
Newton's Second Law of Motion states that when a force acts on an object, it will cause the object to accelerate.
Example:
#1. When you hit a baseball, it accelerates. It does not remain inactive.
#2. When wind blows a leaf off of a tree, it falls to the ground. It does not float in the air.
