Which of the following actions would decrease return on investment A. Increase operating expenses B. Decrease investment in assets C. Increase revenues D. None of the above A company's cost of capital can be defined as A. The cost to implement the capital budget B. The cost of buying a fixed asset C. The weighted average return requirements for a company's debt and equity investors D. All of the company's operating expenses A sunk cost can be defined as A. Cost incurred in capital budgeting B. A cost incurred in the past that can't be changed C. A relevant cost D. None of the above