What do we call an artificially defined informal geographic area with similar cultural, economic, or environmental characteristics?(1 point)%0D%0AResponses%0D%0A%0D%0Aa nation-state%0D%0Aa nation-state%0D%0A%0D%0Aa region%0D%0Aa region%0D%0A%0D%0Aa landlocked country%0D%0Aa landlocked country%0D%0A%0D%0Aa free-trade zone
