Which of these provides the best evidence for Newton’s First Law of Motion?

A
While sitting in a chair, you exert force on the chair, and the chair exerts the same amount of force back on you.

B
A basketball sitting on the basketball court doesn’t move until something pushes it.

C
You push a full shopping cart and an empty shopping cart. The empty shopping cart goes much faster than the full one.

D
You push your little brother on the swings, and he goes higher the harder you push him.