Chemistry, 10.12.2019 21:31 zander434556

Select the correct answer.
the life expectancy in the united states increased more than 30% from 1930 to 2015. which factor could have contributed to this increase?
a.
better medical facilities and treatments
b.
decreased farmland
c.
increased food insecurity
d.
refusal of vaccines

Answers: 3

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Select the correct answer. the life expectancy in the united states increased more than 30% from 1930 to 2015. which factor could have contributed to this increase? a. better medical facilities and treatments b. decreased farmland c. increased food insecurity d. refusal of vaccines

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Another question on Chemistry

Select the correct answer.
the life expectancy in the united states increased more than 30% from 1930 to 2015. which factor could have contributed to this increase?
a.
better medical facilities and treatments
b.
decreased farmland
c.
increased food insecurity
d.
refusal of vaccines