What are vital statistics? How are they usually described? Give a few examples. Choose the correct answer below. A. Vital statistics are data concerning life expectancy. They are usually expressed in terms of the number of years a person with a given age today can expect to live on average. Two examples are the life expectancy of a forty-year-old male in 2010 and the life expectancy of a nineteen-year-old female in 1921. B. Vital statistics are data concerning deaths of citizens. They are usually expressed in terms of deaths per person. Two examples are the rate of deaths caused by cancer and the rate of deaths caused by heart disease. C. Vital statistics are data concerning births, deaths, and life expectancy of citizens. They are usually expressed in terms of deaths per person or per 100,000 people or as the number of years a person is expected to live. Two examples are the rate of deaths caused by cancer and the rate of deaths caused by heart disease. D. Vital statistics are data concerning risk. They are usually expressed in terms of accident rates or death rates. Two examples are the accident rate for a specific type of car and the death rate of deaths caused by cancer.