Which of the following statements about capital budgeting analyses is correct? a. Sunk costs often affect accept/reject decisions and, therefore, they should be included in the estimation of the projects' incremental cash flows. b. The term incremental cash flows refers to only the marginal expected cash inflows, not the outflows, associated with a capital budgeting project. c. Only incremental cash flows, which are the cash flows that will change if a project is purchased, should be included in capital budgeting analyses. d. A project's opportunity cost does not affect its expected cash flows, and, therefore, should not be included in the estimation of the incremental cash flows. O The externalities associated with a project represent important marginal cash flows that should be included in the capital budgeting analysis