A hunter is aiming horizontally at a monkey who is sitting in a tree. The monkey is so terrified when it sees the gun that it falls off the tree. At that very instant, the hunter pulls the trigger ... Part A. What will happen?

Most likely the hunter will not be able to hit the monkey because his aim was at the original position of the monkey. And at the moment, it was triggered the monkey fall off the tree. However, if the reaction time of the hunter is fast he can shift his aim immediately to the ground.