Question 4 2 Given that stock X has an expected return of 8 percent, which of the following statements are true? I. If its standard deviation is positive, then the return of stock X may sometimes be above 8 percent. Il. If the standard deviation is 2 percent, then the retun of stock X can never go below 6 percent. III. If the standard deviation is zero, then the return of stock X is always 8 percent. A.I B.I andI O C.I. Il, and Ill D.I and Ill Question 5 1 You have $1,000 to make investments, which will allocate $350 in stock X, $200 in stock Y, and the rest in stock Z. The expected returns of these stocks are 8 percent, 16 percent, and 10 percent respectively. What is the expected return of the portfolio