31) You have been given this probability distribution for the holding-period return for Cheese, Inc. stock: State 1 2 3 Probability Price 25 % $ 50 40 % $ 60 35 % $ 70 Assuming that the expected return on Cheese's stock is 14.35%, what is the standard deviation of these returns? A) 4.72% B) 6.30% C) 4.38% D) 5.74% E) None of the options are correct.