What is the author’s purpose? a)the topic of a persuasive paper b)the historical and cultural context of a paper c)the thesis statement of an informative paper d)the reason an author is writing

The answer is D.

the authors purpose is the reason that the author is writing.

d understatement

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.