You have been given the following return data on three assets-A, B, and C-over the period 2021-2024. Expected Return Asset A Asset B Asset C Year 4% 2021 6% 10% 6% 2022 8% 8% 6% 8% 2023 10% 2024 10% 12% 4% Using these assets, you have decided to analyze three investment alternatives: Alternative Investment 1 100% of asset A 2 50% of asset A and 50% of asset B 3 50% of asset A and 50% of asset C a. Calculate the average portfolio return for each of the three alternatives. b. Calculate the standard deviation of returns for each of the three alternatives. c. On the basis of your findings in parts a and b, which of the three investment alter- natives would you recommend? Why