for the following project compute NPV, IRR, MIRR, profitability index, and payback. If these projects are mutually exclusive, which ones should be done? If they are independent which ones should be undertaken? year 0 A-1000 B -1,500 C-500 d -2000 year 1 A 400 B 500 C 100 D 600 year 2 A 400 B 500 C 300 D 800 year 3 A 400 B 700 C 250 D 200 year 4 A 400 B 200 C 200 D 300 DISCOUNT RATE A 10% B 12% C 15% D 8%