Select the best answer. The Net Present Value (NPV) Method of ranking capital investment projects: O a. Is equal to the present value of future net cash flows, discounted at the marginal cost of capital If positive indicates that the cash flows are more than sufficient to repay the invested capital and to provide a return greater than the required rate of r b. on that capital c. Is the method that that is least valuable to rank capital investment projects O d. Statements a and b are correct. e. None of the above are corect