McDonald's conducts operations worldwide and is managed in two primary geographic segments: U.S., and International Operated Markets, which is comprised of Australia, Canada, France, Germany, Italy, the Netherlands, Russia, Spain, and the U.K. A hybrid geographic or corporate segment, International Developmental Licensed Markets \& Corporate, reports on the results of all other countries as well as any unallocated amounts. McDonald's allocates resources to, and evaluates the performance of, its segments based on operating income. The asset totals disclosed by geography are directly managed by those regions and include accounts recelvable, inventory, certain fixed assets, and certain other assets. Corporate assets include corporate cash and cash equivalents, asset portions of financial instruments, and home offlice facilities. Refer to the following geographic segment data (in millions) from the 2020 annual report of McDonald's Corporation: Required: b. Using the Dupont model to show margin and turnover, calculate ROI for each of the two primary geographic segments for 2020. c. Looking only at the dato presented here, which business segment appears to offer McDonald's Corporation the greatest potential for high returns in the future? Complete this question by entering your answers in the tabs below. Using the Dupont model to show margin and turnover, calculate ROI for each of the two primary geographic segments for 2020 . Note: Do not round intermediate calculations, Round your percentage answers to 1 decimal place