Final answer:
According to recent data from the World Health Organization (WHO), the US ranks a. First in the world in terms of the quality and fairness of its health care system.
Step-by-step explanation:
The US healthcare system, at its best, provides high-quality care and generates life-saving innovations. However, it struggles with high costs and providing basic medical care to all citizens. Compared to other countries, the US has higher costs and worse outcomes in terms of infant mortality and life expectancy.
While other countries have lower costs and more equal access, they often struggle to provide rapid access to healthcare and advanced medical care. The challenge for any healthcare system is to strike the right balance between quality, access, and cost. Therefore the correct answer is a. First