Explore the CIA's World Factbook. One of the country statistics maintained is the statistic on infant mortality. Infant mortality rate is frequently used as an indicator of a country's overall level of health. Examine the ranking of infant mortality by country by using the following link: CIA World Factbook: Infant Mortality Rate Country ComparisonsLinks to an external site. According to the data, answer the following questions: 1) Which three countries have the most (highest number of) infant deaths per 1,000 live births? 2) Which three countries have the least (lowest number of) infant deaths per 1,000 live births? 3) Where is the US ranked on this list? 4) What is your subjective interpretation of these data