The management of River Corporation is considering the purchase of a new machine costing $380,000. The company's desired rate of return is 6%. The present value factor for an annuity of $1 at interest of 6% for 5 years is 4.212. In addition to the foregoing information, use the following data in determining the acceptability of this investment: Income from Net Cash Year Operations Flow $20,000 $95,000 20,000 95,000 20,000 95,000 4 20,000 95,000 20,000 95,000 The average rate of return for this investment is Oa. 10.5% . 25% Oc. 15% Od. 5%