Which one of the following represents the highest level of environmental uncertainty? maria's is still the only restaurant in a small town. she took it over from her mother and still uses the same equipment. mario's restaurant competes against 325 others in the city; the city's ethnic mix is constantly changing. millie's customers expect to see new menu items regularly and want millie to install wi-fi. marty has to deal with the local council, the health department, the franchisor, the zoning commission-the list keeps growing. he is grateful there are no new competitors moving in.