You recently purchased a stock that is expected to earn 21 percent in a booming economy, 16 percent in a normal economy and lose 5 percent in a recessionary economy. There is 20 percent probability of a boom, 65 percent chance of normal economy, and 15 percent chance of a recession. What is your expected rate of return on this stock?

12.33%

10.67%

3.13%

13.85%

6.92%