The Walt Disney Company has four profitable business segments, described as follows: - Media Networks: The ABC television and radio network, Disney channel, ESPN, A\&E, El, and Disney,com - Parks and Resorts: Walt Disney World Resort, Disneyland, Disney Cruise Line, and other resort properties - Studio Entertainment: Walt Disney Studios, which releases films by Pixar Animation Studios, Marvel Studios, Disney/Lucasfilm, and Touchstone Pictures - Consumer Products: Character merchandising, Disney stores, books, and magazines Disney recently reported sector income from operations, revenue, and invested assets (in millions) as follows: a. Use the DuPont formula to determine the return on investment for the four Disney sectors. Round Profit Margin, Ror to one decimal place and Inflestment Turnover to two decimal places. 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