4. Suppose, you already own Stock A. You want to make a portfolio of two stocks. You have to choose among B, C, D, and E. These four stocks have the same expected return and same standard deviation. However, the correlation between cach stock's return and that of stock A is as follows: A,B (.8); A,C (9); A.D (0.05), AND A,E (-4). Which One of the four stocks you will add to A