Which of the following rules are essential to successful cash flow estimates, and ultimately, to successful capital budgeting? [CH-10] a. The return on invested capital is the only relevant cash flow. b. Only incremental cash flows are relevant to the accept/reject decision. c. Total cash flows are relevant to capital budgeting analysis and the accept/reject decision. d. All of the above are correct. e. Only answers a and b are correct. Select one: a b c d e