Which of the following statements with regard to capital budgeting is correct? Group of answer choices 1)The impact of taxes should be ignored when analysing capital budgeting projects. 2)The analyst should subtract the lost sales of the existing products from the expected new sales of replacement products when estimating incremental project cash flows. 3)Sunk costs are costs that cannot be avoided, and they should be included in capital budgeting analysis. 4)Opportunity costs should be ignored in project costs.