Alfred initially liked pets and thought they should be protected. Alfred joined an animal rights group who fought for the equal treatment of animals. After a couple of months of being in the group, Alfred's view have grown more extreme and he begins to campaign against kill shelters, corporate pet stores, and to enforce standards of living for pets within communities. He also sees people who aren't part of the animal rights movement the opposition. What has happened to Alfred?
Group polarization
Social Proofing
Social facilitation
Social Loafing