You are a representative for the United States in the World Health Organization (W.H.O.), and your committee is tasked with identifying the most common challenges confronting member nations. You work with many brilliant people from around the world, which means your committee generates a wealth of excellent ideas. That said, they have decided to prioritize controlling costs above other healthcare-related challenges. This is fortunate, as this matches your expertise. You therefore recommend that the committee focus on ___________as it has been shown to be effective in many places throughout the world. Select one: A. Increasing the quantity of care of people receive B. Increasing the number of physicians C. Reducing the number of insurers that pay for care provided D. Increasing the availability of care people receive