10) Assume the economy has an 18 percent chance of booming, a 3 percent chance of being recessionary, and being normal the remainder of the time. A stock is expected to return 16.8 percent in a boom, 12.9 percent in a normal economy, and -4.5 percent in a recession. What is the expected rate of return on this stock? A) 7.98 percent B) 8.63 percent C) 9.17 percent D) 13.08 percent E) 10.68 percent