Answer:
option A: is correct answer.
explanation: Sanitizing :and disinfection solution shuld be made with one table spoon of bleach per quatr of water.
The following solution of bleach and water should be used on differeant surfaces like bathroom and other houshold things.
1 tablespoon of bleach per 1 quart of water
OR
¼ cup of bleach per 1 gallon of water
This will give you a 500-800 ppm disinfecting solution.