Which of the following statements is true? 

A. The life span of a human being is 100 years. 
B. In 2015 the life expectancy for people living in the United States was about 79 years.
C. There is little scientific evidence to support the notion that a person's genetic makeup contributes to his or her longevity.
D. The longest living (documented) person was a man from Bulgaria who lived for 110 years. 


Answer: B

Nutritional Science

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Ruth is an 85-year-old who is currently living alone. Her husband has recently moved to a retirement facility where he receives supervised medical care. Ruth has routinely prepared their daily meals for the past 65 years and now finds herself eating very little because she doesn't feel like cooking for herself. Although she is in good health she has been occasionally hospitalized the past few

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