Consider a housing development built near an existing airport. After the houses are occupied, homeowners complain that the airport imposes a negative externality on them and it should be moved or otherwise limited. Is the airport a negative externality? Group of answer choices No, if the original property values reflect the costs imposed by the airport. Yes, the airport's noise should be curtailed for the well-being of the homeowners. No, airports are government entities and therefore don't impose costs on individuals. No, the airport was there first