Commodore Entertainment has four profitable business segments, described as follows: Media Networks: Television and radio Parks and Resorts: Resorts, including Commodore land Studio Entertainment: Motion pictures, musical recordings, and stage plays Consumer Products: Character merchandising, Commodore stores, books, and magazines Commodore Entertainment recently reported sector income from operations, revenue, and invested assets as follows: Income from Invested Operations Revenue Assets Media Networks $163,305 $ 769,500 $855,000 Parks and Resorts 67,734 511,200 639,000 Studio Entertainment 8,440 295,400 422,000 Consumer Products 118,577 481,100 283,000 a. Use the DuPont formula to determine the return on investment for the four Commodore Entertainment sectors. Round Profit Margin and ROI to one decimal place and Investment Turnover to two decimal places. Profit Margin Investment Turnover ROI Media Networks % % Parks and Resorts % % Studio Entertainment % % Consumer Products % b. How do the four sectors differ in their profit margin, investment turnover, and return on investment? has the highest profit margin, while has the lowest profit margin. has the highest return on investment, while has the lowest return on investment