The cost of printing a certain paperback book using a publish-on-demand service is c(x) = 4,000 + 4x, where x is the number of books printed. The average cost per book, denoted by c(), is found by dividing cix) by x. Find and interpret the given quantities (a) c(500) (b) c(5000) (c) lim c(xx) X-+00 (a) To calculate c(500), first determine the average cost function c(x). c(x) = Find and interpret c(500). Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals.) A. After printing books, the next book costs $ to print. O B. II costs s to print books. O C. To print books, it will cost S per book. (b) Find and interpret c(5000). Select the correct choice below and fill in the answer boxes to complete your choice (Type integers or decimals.) O A. To print books, it will cost S per book. O B. It costs s to print books. O C. After printing books, the next book costs $ to print. (c) Find and interpret lim c(x). Select the correct choice below and, if necessary, fill in the answer box to complete your choice. X-+00 (Type an integer or a decimal.) O A. As the number of books increases without bound, the cost gets closer and closer to S per book. O B. The total cost of the books approaches $ as the number of books increases without bound. O C. As the number of books increases without bound, the cost per book increases without bound