The correct option is D All of the above
Minimize the use of pesticides, herbicides, fertilizers. Do not dispose of chemicals, motor oil, or other automotive fluids into the sanitary sewer or storm sewer systems. Both of them end at the river.
Avoid using the toilet as a wastebasket. Most tissues, wrappers, dust cloths, and other paper goods should be properly discarded in a wastebasket. The fiber reinforced cleaning products that have become popular should never be discarded in the toilet.
Use the minimum amount of detergent and/or bleach when you are washing clothes or dishes. Use only phosphate-free soaps and detergents.