Indicate what kind of an externality the following activities create. In the spam to the right of each scenario indicate a pOSitive externality, a negative externality, or no externality at all. . You purchase and drinka bottled water in the hallway during a break from class . College students are required and can get a free smallpox vaccine shot At a theater, an audience member's cell phone rings loudly with a text message . A group of college students gather to clean up trash along a stretch of highway . A nextwdoor neighbor has parties and plays loud music while you try to sleep . A biological corporation dumps medical waste into a local water reservoir . The free display of fireworks over the Charles River on the Fourth ofJuly celebration . The Seller of an automobile knows that the vehicle he is selling was in a major accident and it is nearly impOSSible to get the vehicle in perfect alignment, this is known 35 mummpwmw Positive] Negative/None