You recently purchased a stock that is expected to earn 12 percent in a booming economy, 7

Question:

You recently purchased a stock that is expected to earn 12 percent in a booming economy, 7 percent in a normal economy and lose 5 percent in a recessionary economy. There is a 17 percent probability of a boom, a 76 percent chance of a normal economy. What is your expected rate of return on this stock?
7.01
5
7.19
7.71
5.64