What are some of the possible solutions for solving air pollution issues?

Conserve energy - at home, at work, everywhere.

Look for the ENERGY STAR label when buying home or office equipment.

Carpool, use public transportation, bike, or walk whenever possible.

Follow gasoline refueling instructions for efficient vapor recovery, being careful not to spill fuel and always tightening your gas cap securely.

Consider purchasing portable gasoline containers labeled “spill-proof,” where available.

Keep car, boat, and other engines properly tuned.

Be sure your tires are properly inflated.

Use environmentally safe paints and cleaning products whenever possible.

Mulch or compost leaves and yard waste.

Consider using gas logs instead of wood.

Explanation:

the answer is b. dilution