In a survey of the nonattainment areas in a particular state,the agency found Helmont to be the district that exceeded the ozone standard by the largest margin.Helmont is most likely to be categorized as a ________ nonattainment area.

Question

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The term "exceeded the ozone standard by the largest margin" implies that the level of ozone pollution in Helmont is significantly higher than the standard set by the EPA. Therefore, it is likely to be categorized as an extreme nonattainment area, which is the highest level of noncompliance with the ozone standard.

In a Survey of the Nonattainment Areas in a Particular