Please help with both questions

You are considering two mutually exclusive projects with the following cash flows. Which project(s) should you accept if the discount rate is 5 percent? What if the discount rate is 11 percent? accept project B as it always has the higher NPV. accept A at 5 percent and neither at 11 percent. accept project A as it always has the higher NPV. accept A at 5 percent and B at 11 percent. accept B at 5 percent and A at 11 percent. Question 20 3 pts You are analyzing the following two mutually exclusive projects and have developed the following information. What is the crossover rate? 19.71 percent 7.73 percent 21.01 percent 17.69 percent 15.42 percent