Which of the Following Statements Comparing the NPV and IRR

Which of the following statements comparing the NPV and IRR methods is false?

A) Both the NPV and IRR methods can be used for screening decisions.
B) Only the NPV method can be used to compare investments of various size or magnitude.
C) Both the NPV and IRR methods can take income tax effects into account.
D) Both the NPV and IRR methods are used for long-term decision making.