Q: You are presented with the quiz "what has force exerted on it when kicked?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if an object is kicked then force is exerted on that object" and "an object can be anything, a sphere, a pyramid, a car tire, or an elaphant". So, what's the best answer to the question?

Options are:
+ gravity.
+ density.
+ feet.
+ car tire.
+ Sand dollars.
+ volume.
+ vehicles.
+ some mammals.
A:
car tire