Compare Alaska Air, Delta Air Lines, and Southwest Airlines Alaska Air Group (ALK), Delta Air Lines (DAL), and Southwest Airlines (LUV) reported the following financial information (in millions) in a recent year: Alaska Air Group Delta Air Lines Southwest Airlines Sales $5,931 $39,639 $20,425 Average book value of fixed assets 5,234 23,707 16,323 a. Determine the fixed asset turnover ratio for each airline. Round to one decimal place. Alaska Air Group Delta Air Lines Southwest Airlines b. Based on the fixed asset turnover ratio, which airline appears to be the most efficient in the use of its fixed assets? c. The most important fixed asset to an airline is the aircraft. Given this, what factors might influence the efficient use of fixed assets for an airline? An airline can increase aircraft efficiency by A. maximizing the number of seats sold on a flight. B. minimizing the ground time between flights. C. Both A and B