You have just joined the Maarets Group, and your boss asks you to review a recent analysis that was done to compare three alternative proposals to enhance the firms manufacturing facility. You find that the prior analysis ranked the proposals according to their IRR, and recommended the highest IRR option, Proposal A. You are concerned and decide to redo the analysis using NPV to determine whether this recommendation was appropriate. But while you are confident the IRRs were computed correctly, it seems that some of the underlying data regarding the cash flows that were estimated for each proposal was not included in the report. Here is the information you have, all amounts in millions of GH o.: PROPOSAL IRR YEAR 1 YEAR 2 YEAR 3 YEAR 4 A 60% -100 30 153 88 B 55% ? 0 206 95 C 50% -100 37 0 204+? (a) Which projects would recommend based on the NPV of each proposal if the appropriate cost of capital is 10%? (b) Would your recommendations be valid if the company has capital limitation of GH285 million? Explain your with appropriate detail