and that of the IRR method is that the The underlying assumption of NPV method for capital budgeting is that the project's cash flows will be reinvested at project's cash flows will be reinvested at A. the internal rate of return, the internal rate of return O B. the firm's discount rate, the internal rate of return O C. the internal rate of return, the firm's discount rate OD. Neither criteria assumes reinvestment of future cash flows