h2eyMccaA2deyer h2eyMccaA2deyer

02-04-2017
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Which of the following did not contribute to increased life expectancy in the early 20th century?
a.more doctors in metropolitan areas
b.antibiotics
c.vaccinations
d.improved sanitation

Respuesta :

Hanwabi Hanwabi

03-04-2017

Just because more doctors were in metropolitan areas doesn't mean everyone will have an increased life expectancy. A is correct.

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