o… Show more Match each of the following characteristics or scenarios with either the term negative externality or the term positive externality. a. Overallocation of resources: (Click to select)Positive externalityNegative externality. b. Tammy installs a very nice front garden, raising the property values of all the other houses on her block: (Click to select)Negative externalityPositive externality. c. Market demand curves are too far to the left (too low): (Click to select)Positive externalityNegative externality. d. Underallocation of resources: (Click to select)Positive externalityNegative externality. e. Water pollution from a factory forces neighbors to buy water purifiers: (Click to select)Negative externalityPositive externality. • Show less