You hold a portfolio containing three stocks, with information as below. Stock A Stock B Stock C Std Dev 30% 50% 10% Weights 20% 20% 60% CORRELATION Matrix: Stock A Stock B Stock C Stock A 7 0.5 0.3 Stock B 0.5 7 0.4 Stock C 0.3 0.4 1 The variance of this portfolio is closest to: (Hint: use Excel MMULT function to calculate the portfolio variance): Select one: O a. .23 O b. insufficient information O c. . O d. .08 O e. .65