For the following projects, compute NPV, IRR, MIRR, profitability index, and payback. If these projects are mutually exclusive, which one(s) should be done? If they are independent, which one(s) should be undertaken? A B C D Year0 -1,000 -1,500 -500 -2,000 Year1 400 500 100 600 Year2 400 500 300 800 Year3 400 700 250 200 Year4 400 200 200 300 Discount rate 10% 12% 15% 8%