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    Nutrition
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    Scientific American Nutrition
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    Exam 21: Healthy Diets
  5. Question
    Changes in Life Expectancy in the Last Century Are Primarily
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Changes in Life Expectancy in the Last Century Are Primarily

Question 28

Question 28

Multiple Choice

Changes in life expectancy in the last century are primarily due to:


A) computers.
B) reduced infant mortality.
C) higher wages.
D) better schools.
E) improved nutrition.

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