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Ap€x usersss help me out
The EPA sets national air-quality standards for common air pollutants. The graph shows the change in the concentrations of these pollutants over time Which pollutant have the air-quality standards had the greatest impact on?

Apx usersss help me out The EPA sets national airquality standards for common air pollutants The graph shows the change in the concentrations of these pollutant class=

Respuesta :

Answer:

Should be Lead

Explanation:

It is lowest on the graph

Answer:

B. Lead.

Explanation:

Lowest on the graph.

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