Question

An increase in which human activity would most likely cause the most air pollution? driving automobiles grilling food

Answer 1

An increase in driving automobiles would most likely cause the most air pollution. Vehicles emit a significant amount of pollutants, including nitrogen oxides, carbon monoxide, volatile organic compounds, and particulate matter. While grilling food can also produce some pollutants, the scale and impact of automobile emissions on air quality are typically much greater.