Portfolio X consists of 60% in Fund A with the remainder in Fund B. The standard deviation for Fund A and Fund Bis 20% and 14%, respectively. The correlation between Fund A and B is 1.0. Portfolio 2 consists of 65% in Fund C with the remainder in Fund D. The standard deviation for Fund Cand Fund Dis 20% and 14%, respectively. The correlation between Fund Cand D is 0.6. Which portfolio is the most risky? a. Portfolio X b. Portfolio Z. c. They have the same level of risk. d. It cannot be determined from the question. Mary invests $9,600 of her $12,000 available assets into the Metro Doughnut Company with the remainder in the Safe Bond Fund. The Metro Doughnut Company and the Safe Bond Fund are positively correlated. Changes in the Safe Bond Fund explain 4% of the returns for the Metro Doughnut Company. If the Metro Doughnut Company has a standard deviation of 20% and the Safe Bond Fund has a standard deviation of 5%, what is the standard deviation of the combined portfolio? a. 17.29% b. 17.00% c. 16.87% d. 16.23%