Computers and Technology, 07.06.2020 22:57 dan20012001
The EPA sets national air-quality standards for common air pollutants. The
data table shows the change in concentrations of these pollutants over time.
Which conclusion do the data support?
A. Monitoring concentrations of pollutants is too expensive.
B. With monitoring, the concentration of every pollutant has
decreased.
O c. With monitoring, the concentration of every pollutant has
increased.
D. Monitoring concentrations of pollutants has been ineffective.
Answers: 2
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The EPA sets national air-quality standards for common air pollutants. The
data table shows the cha...
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