Mr. Cyrus Clops, the president of Giant Enterprise, has to make a decision between two possible investments: The opportunity cost of capital is 9%. Mr. Clops is tempted to take B, which has higher IRR. a) Calculate the NPV for each project. b) Is IRR an appropriate decision rule here? Explain to Mr. Clops why. c) Show him how to adapt the IRR rule to choose the best project