Which of these statements are true?
(A) The horse applies a force on the cart and the cart pulls the horse back with a force equal and opposite in direction.
(B) The horse applies a force on the cart and the cart applies a force on the ground.
(C) The two forces mentioned in option one A each other
(D) The two forces in option A are acting on two different bodies and don’t cancel each other.
When a horse exerts a force on cart , the cart exerts an equal and opposite force on the horse. Then how come the horse can manage to pull the cart ?