The IRR is: a. the discount rate thatmakes the NPV positive. b. the discount rat

The IRR is: a. the discount rate thatmakes the NPV positive. b. the discount rate thatequates the present value of the cash inflows with the cost of theproject. c. the discount rate thatmakes the NPV negative and the profitability index greater thanone. d. the rate of return thatmakes the NPV positive.