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Three mutually exclusive alternatives, each with a useful life of 10 years, have been presented to the city council. Using an IRR analysis and MARR = 4%, which alternative would you recommend? The "do nothing" alternative is an option. Mutually Exclusive Alternatives 2 Initial Cost $4.000 $8,100 $5,500 Annual Benefits 800 1 400 1050 IRR 15.1% 11.4% 13.9% Indicate your final answer below. Clearly show your step-by-step procedure in Excel to receive credit for this