Which of the following airlines does not employ a low-cost provider strategy? airline 1 offers low prices on short-distance flights and cuts down on meals during flights. airline 2 offers low prices on long-distance flights and has long service times for its planes between flights. airline 3 offers low prices on short-distance flights and improves flight carrier capacity through addition of seats by reducing distance between existing seats. airline 4 offers low prices on short-distance flights and pays minimum wage rates to the flight crew. airline 5 offers low prices on long-distance flights and charges fees for carry-on as well as checked luggage.