Project A has an IRR of 10% and NPV of $10,000 while project B has an IRR of 15% and an NPV of $8,000. Which project should you do if the projects are not mutually exclusive, and the discount rate is 9% ? a. Project A b. Project B c. Both Project A and Project B d. Neither Project A nor Project B because both decision rules give contradictory recommendations. e. You should calculate profitability index