QUESTION 4 The intemal rate of return is unreliable as an indicator of whether or not an investment should be accepted given which one of the following? O A. The investment is mutually exclusive with another investment of a different size OB. The investment has cash inflows that occur after the required payback period. OC. The cash flows are conventional. OD. One of the time periods within the investment period has a cash flow equal to zero. O E. The initial cash flow is negative. OLIESTIONS