Life expectancy in the early 1900s was about 45 years. In the last decade of the 20th century, the lifespan of Americans has been lengthened by 30 years, to more than 75 years
What are the advances in public health that have contributed to an increase in the life expectancy of the average American?
1 . Vaccinations
2 . Motor vehicle safety
3 . Declines in deaths from cancer
4 . Recognition of tobacco use as a health hazard
A) 1, 2, 3
B) 1, 2, 4
C) 1, 3, 4
D) 2, 3, 4
B
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The advances in public health that have contributed to an increase in life expectancy include vaccination, motor vehicle safety, safer workplaces, control of infectious diseases, decline in coronary artery disease and stroke, safer and healthier foods, healthier mothers and babies, and recognition of tobacco use as a health hazard.
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