3 points According to the mean-variance criterion, which one of the following investments dominates all others? O E(T) = 0.10; Variance = 0.20 E(T) = 0.10: Variance = 0.25 E(i) = 0.15; Variance = 0.25 E(i) = 0.15; Variance = 0.20 None of these options dominates the other alternatives. Previous