You are currently considering investing in a project to develop mountain skateboards. Which of the following cash flows are relevant incremental cash flows for this project? DOO The cost of the exploratory engineering design we conducted last year to measure project feasibility Interest payments on debt used to finance the project The tax savings brought about by the project's depreciation expense Immediate investments in raw materials required to begin production The additional taxes a firm would have to pay on the project's EBIT in coming years The value of previously purchased equipment that we will use for the project, and that we could otherwise sell today The book value of scrap materials on the shop floor that we can use for this project, but has no value otherwise, inside or outside the company