Aiden is standing in the hallway with his friend, James, when Matt comes over and starts making fun of James' shoes. Matt has a history of judging people if they don't have the latest and greatest clothing, and this is not the first time he has made rude comments to James. In this situation, what role does Matt play?

Which of these gives the best indication that a health service is based on pseudoscience? a. the service is not controversial and is supervised by medical professionals. b. the service has been extensively researched, has a high success rate, and is expensive c. the service is inexpensive, is based on research, and has been around for a long time d. the service has not been researched and is expensive