(Ignore income taxes in this problem.) The Valentine Company has decided to buy a machine costing $14,750. Estimated cash savings from using the new machine amount to $4,500 per year. The machine will have no salvage value at the end of its useful life of five years. If Valentine's required rate of return is 10%, the machine's internal rate of return is closest to: A) 10% B) 12% C) 14% D) 16%