The Department of Energy is proposing new rules mandating a option A in clothes washer efficiency by 2005 and a option B increase by 2008. The A option is expected to add $100 to the current price of a washer, while option B will add $240 to the price. If the cost for energy is $80 per year with option A and $65 per year with option B, at an interest rate of 10% per year and 15-year life for all washer models. Which model would you choose