What best states the purpose of advertising?(Econ)

Jason day company had bonds outstanding with a maturity value of $300,000. on april 30, 2017, when these bonds has an unamortized discount of $10,000, they were called in at 104. to pay for these bonds, day had issued other bonds a month earlier bearing a lower interest rate. the newly issued bonds had a life of 10 years. the new bonds were issued at 103 (face value $300,000).

Which of the following statements about revision is most accurate? (a) you must compose first drafts quickly (sprint writing) and return later for editing. (b) careful writers always revise as they write. (c) revision is required for only long and complex business documents. (d) some business writers prefer to compose first drafts quickly and revise later; others prefer to revise as they go.

Suppose that electricity producers create a negative externality equal to $5 per unit. further suppose that the government imposes a $5 per-unit tax on the producers. what is the relationship between the after-tax equilibrium quantity and the socially optimal quantity of electricity to be produced?