answer quickly my exam is now please

25. You recently purchased a stock that is expected to earn 12% in a booming economy, 8% in a normal economy and lose 10% in a recessionary economy. There is a 15% probability of a boom, a 75% chance of a normal economy, and a 10% chance of a recession. What is your expected rate of return on this stock? * (1 Point) 4.60% 7.50% 9.50% 6.80%