Problem 2: List and discuss at least two strategies that can be used to achieve a diversified investment portfolio. (12 points) Problem 3: Use the data from the following four actions to answer the questions below: Yields Year TLS DI PFE WMT 20x5 12.00% 4.50% 5.80% 11.30% 20x6 13.30% 5.30% 5.70% 9.00% 20x7 10.20% 3.10% 5.90% 13.90% 20x8 9.30% 2.70% 4.50% 14.80% 20x9 8.60% 1.90% 6.30% 15.00% to. Classify the correlations between each pair of stocks as positive correlation (CP), perfectly positive correlation (CPP), negative correlation (CN), perfectly negative correlation (CPN), and no correlation (SC): (12 points) TLS - DI DI - PFE TLS - PFE DI - WMT TLS - WMT PFE - WMT b. Which three of the four stocks would you combine to build a diversified portfolio and why? It starts from the premise that there is an investment distribution in equal parts (33.3%) among the selected shares. (10 points) c. Calculate the return, risk and coefficient of variation for the portfolio of three stocks selected in the previous exercise. It starts from the premise that there is an investment distribution in equal parts (33.3%) among the selected shares. (10 points)