Choose the correct statement

ln the case of moving the rocket the momentum of burnt gases which are exhausted from behind is action. The exhausted gases impart the rocket a forward momentum is reaction 

In the case of firing a bullet from a gun bullet moves forward is called action. The heavy gun moves behind (recoils) with small velocity due to force of reaction

Person walking on the floor man pushes the earth backward by the toe of his foot is action Earth pushes the man forward is called reaction

All the above