Projects A and B are mutually exclusive and have conventional cash flows. The crossover rate is 10% and Project A is preferred at a discount rate of 8%. Both projects have a positive NPV if the required return is 10%. Which of the following statements is true? (More than one might be true)

Project B is preferred at a discount rate of 12%

Project B is preferred at a discount rate of 10%

The two projects have the same NPV when the required return is 10%.

Project A is preferred at a discount rate of 10%

Project A is preferred at a discount rate of 5%

Project A must have a higher IRR than Project B

Project B must have a higher IRR than Project A

Both projects must have an IRR higher than 10%

Project A is preferred at a discount rate of 15%