A US technology firm is considering building a plant in the Republic of Ireland because of lower labor rates and taxes there. Which of the following statements is CORRECT?

Group of answer choices

1.) One defect of the IRR method versus the NPV is that the IRR does not take account of the cost of capital.

2.) One defect of the IRR method versus the NPV is that the IRR does not take proper account of differences in the sizes of projects.

3.) One defect of the IRR method versus the NPV is that the IRR does not take account of the time value of money.

4.) One defect of the IRR method versus the NPV is that the IRR does not take account of cash flows over a project's full life.