In the next year, you expect ANZ shares have a 20% chance of earning 10 percent return, a 50% chance of earning only 2 percent and a 30% chance of earning -10 percent. Based on this, what is the variance of ANZ's expected return? Select one: O A. 7.2110 B. 0.0052 C. 0.0000 D. 5.20%