Two mutually exclusive alternatives are being considered. Alternative A has an initial cost of S100 and uniform annual benefit of $19.93. The useful life is 10 years, and the IRR is 15% Alternative B has an initial cost of $50 and uniform annual benefit of $11.93. The useful life is 10 years, and the IRR is 20% The MARR is 8%. Which of the following equation(s) will solve for the IRR that allows you to make a correct decision based on Rate of Return Analysis? Choose Alternative B. since the IRR is the largest. Choose both Alternative A and B. since IRR is greater than the MARR