8) (10 Total points) Two alternatives are under consideration for providing energy. The benefits and costs associated with each alternative are shown. Use the B/C method to determine which alternative, if any, should be selected at an interest rate of 6% per year over a 20 year study period. Do Nothing is an option. Alternative1 200,000 31,000 39,500 Alternative 2 Initial cost, S Annual operation cost, S/year Annual benefits, S/year 50,000 9,000 16,000