Requirement 1: Your portfollo is invested 22 percent each in A and C, and 56 percent in B. What is the expected return of the portfolio? (Do not round your intermediate calculotions. Note: All rates are given in decimal format herel) Requirement 2: (o) What is the variance of this porffollo? (Do not round your intermedinte calculations.) (b) What is the standard devation? (Do not round your intermediate calculations.)