Given the data for two alternatives, choose the better alternative using the B/C ratio analysis. MARR = 8%. A disbenefit is a reduction in benefits not a cost. (3 points) Solve by hand or in Excel. Alternative First cost Operating costs/year Benefits/year Dis-benefits/year Life in years X $100,000 50,000 100,000 30,000 5 $140,000 60,000 120,000 25,000 10