you are the chairperson of an organization that promotes the interests of young innovators. Write a letter of congratulations to the winner of the young innovator award 2018​

i am not sure, but i think the correct answer is a.

hope it : -)

greywater is gently used water from your bathroom sinks, showers, tubs, and washing machines. it is not water that has come into contact with feces, either from the toilet or from washing diapers. greywater may contain traces of dirt, food, grease, hair, and certain household cleaning products.