Consider the annual returns produced by two different active equity portfolio managers ( A and B ) as well as those to the stock index with which they are both compared: a. Did either manager outperform the index, based on the average annual return ditferential that he or she produced reiative to the benchmark? use a minus sign fo enter negative values, If any, Do not round intermediate calculations. Round your answers to two decimal places. Manager A: Manager B I's average return is less than the index and is average exceeded that of the index. b. Calculate the tracking error for each manager relative to the index. Which manager did a better job of limiting his or her dient's unstenatic risk expoture? De not mund intermediate calculations. Round your answers to two decimal places. Manager A: Manager B: did the better job of limiting the dient's exposure to unsystematic risk as the difference between manager's returns and those of the inder has a standard deviation