Which of the following would NOT be considered a negative externality? Select one: a. Your friend buys a new puppy that barks every night. b. Smelter, Inc. creates steel and pollution. c. Your neighbor plays loud music that you dislike through stereo speakers set up on his deck. d. You have an adverse reaction to a medication your doctor prescribed for you. Check An externality is Select one: a. the costs that parties incur in the process of agreeing and following through on a bargain. b. a market equilibrium tax. c. the proposition that private parties can bargain without cost over the allocation of resources. d. the uncompensated impact of one person's actions on the well-being of a bystander.