How do firms use marketing? A firm might use marketing to A. identify the long-run equilibrium price where firms break even. B. shift the demand curve for their product to the left through advertising. C. reduce differentiation between their product and that produced by competitors. D. eliminate things that keep new firms from entering an industry. E. design their product.

Faldo corp sells on terms that allow customers 45 days to pay for merchandise. its sales last year were $325,000, and its year-end receivables were $60,000. if its dso is less than the 45-day credit period, then customers are paying on time. otherwise, they are paying late. by how much are customers paying early or late? base your answer on this equation: dso - credit period = days early or late, and use a 365-day year when calculating the dso. a positive answer indicates late payments, while a negative answer indicates early payments.a. 21.27b. 22.38c. 23.50d. 24.68e. 25.91b