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1. Three mutually exclusive project alternatives are being evaluated. The estimated cash flows for each alternative are shown below. The MARR is 15% per year. A decision maker can select one of these alternatives or decide to select none of them. Make a recomendation using the annual worth analysis. Project A Project B Project C Investment ($) 6,000 8,000 9,000 Project life (years) 10 10 10 Annual revenue ($) 5,200 6,000 7,500 Annual cost ($) 2,100 1,800 2,000 Salvage value ($) 1,200 1,500 2,500