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a. Total risk can be decomposed into systematic risk and unsystematic risk. Explain each of these components of risk and how they are affected by increasing the number of securities in the portfolio. (2 marks] Click or tap here to enter text. b. The historical returns for the market and for Sakura Lid, a firm in the share market is provided in the table below. Year Market Return () Return on Sakura Led () 25.7 40TO 8.0 -15.0 -11.0 -15.0 75.0 35.0 32.5 To.0 13.7 30.0 40.0 42.0 8 10.0 -10.0 -TO.B -25.0 To -13.1 25.0 i. Calculate the expected return on the market and Sakura shares. (1 mark) Click or tap here to enter text. Calculate the standard deviation of the market returns and the standard deviation of the returns on Sakura Led. (1 mark] Click or tap here to enter text. ili. Determine the correlation coefficient between the market return and the return on Sakura shares and hence calculate the Beta coefficient for Sakura Lid. (2 marks) Click or tap here to enter text. iv. What is the compensation for bearing systematic risk? (2 mark) Click or tap here to enter text. V. If the risk free rate is 5 percent would you consider the shares of Sakura Ltd as a good buy? [2 marks)