Question 30: Which of the following can be inferred from the passage? A. The abandonment of outdoor exercise during severe smog is causing a...

Question 30: Which of the following can be inferred from the passage?

A. The abandonment of outdoor exercise during severe smog is causing a measurable decline in the physical fitness of the city's general population.

B. Beyond the danger of PM2.5 particles, other major pollutants are not considered significant contributors to Hanoi's ongoing air quality crisis.

C. Official air quality monitoring apps have been generally ineffective at convincing most residents to significantly alter their daily routines.

D. Chronic pollution may have altered how residents perceive weather, reframing normal atmospheric events as crucial, temporary forms of relief.