can an expert explain this answer to me?

thanks

39. Westchester Corp. is considering two equally risky, mutually exclusive projects, both of which have normal cash flows. Project A has an IRR of 11%, while Project B's IRR is 14%. When the WACC is 8%, the projects have the same NPV. Given this information, which of the following statements is CORRECT? a. If the WACC is 13%, Project A's NPV will be higher than Project B's. b. If the WACC is 9%, Project A's NPV will be higher than Project B's. c. If the WACC is 6%, Project B's NPV will be higher than Project A's. d. If the WACC is greater than 14%, Project A's IRR will exceed Project B's. e. If the WACC is 9%, Project B's NPV will be higher than Project A's