Suppose that only three funds are traded in the market (well-diversified funds): Expected Return Standard Deviation Fund A 0.10 0.15 Fund B 0.15 0.20 Fund C 0.20 0.25 PAB = 0; PAc = 0.5; PBC = -0.5 a. Assuming you would like to invest your money equally in two securities (50%- 50%), which two securities should you choose? b. Would you recommend invest equally-proportion in all three securities? Support your answer with explanation