Answer:
O C. Plant grass and lay straw at the sites.
Explanation:
Plant grass and lay straw at the sites are used by the company to trap pollutants at its sites because these plants reduce the runoff by absorbing most of the water and by absorbing water we can trap the pollutants present in that water. By trapping this industrial water, we can reduce water pollution that occurs due to this industrial waste and pollutants so planting grass and lay straw is the best way to trap pollutant.
