Y 18 Kevin Williams has $20,000 and is forming a portfolio with Stocks X and Y. Expected return, r (%) 23 Standard deviation, o(%) 32 25 Which of the following is TRUE about his portfolio? 1. The standard deviation of the portfolio cannot be smaller than 25%. II. The expected return of the portfolio cannot be larger than 23%. [The weights of X and Y are both positive.) I and 11 Oll only Neither I nor 11 I only