Assume that Piola Company hired you as a consultant to help estimate its cost of capital. You have obtained the following data: D0 = $0.90; P0 = $40.00; and g = 7.00% (constant). Based on the DCF approach, what is the cost of equity from retained earnings? A) 9.41% B) 8.66% C) 10.33% D) 8.37% E) 9.21%