The common stock of Biscotti Company had annual returns of 10.2 percent, 8.5 percent, 12.3 percent and -7 percent for the past four years. Based on this information, what is the 99 percent probability range of returns for any one given year?

a. -2.8 to 14.8 percent b. -16.3 to 26.9 percent c. -11.6 to 23.6 percent d. -6.2 to 11.2 percent e. -20.4 to 32.4 percent