Question: Sharon plays flag football, and during a practice, Marsha fumbled the football. The coach punished Marsha by requiring her to do 10 push-ups. For the rest of practice, Sharon works hard not to fumble the ball because she doesn't want to do push-ups. Sharon's reaction is a result of: Question options: 1) vicarious learning. 2) observational learning. 3) positive punishment. 4) negative reinforcement.