Here's a problem to solve: Which statement best explains why a car that is rolling on a level surface will eventually come to a stop?

Among the 4 following options, which is the correct answer?

- A: Frictional forces oppose the motion of the car.
 
- B: Forward motion slowly runs out as energy is expended.
 
- C: The natural state of an object is to be at rest.
 
- D: Inertia acting on an object will dissipate.
 