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1. The increase in life expectancy since 1900 is due mostly to a. decreases chronic diseases b. the conquest of influenza c. penicillin d. none of the above
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1. The increase in life expectancy since 1900 is due mostly to

a. decreases chronic diseases
b. the conquest of influenza
c. penicillin
d. none of the above

User YoYo
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7.0k points

1 Answer

4 votes
C. It is a medicine that cures plenty
User Drebabels
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