pls answer a, b and c

Consider the following six months of returns for two stocks and a portfolio of those two stocks: (Click tho icon to view the monthly returns.) Note: The porttolio is composed of 50% of Stock A and 50% of Stock 8 . a. What is the expected return and standard deviation of returns for each of the two stocks? b. What is the expected return and standard deviation of retums for the portfolio? c. Is the porthlilo more or less risky than the two stocks? Why? Monthly Returns a. What is the expected return and standard deviation of returns for each of the two stocks? The expected retum of StockA is 16. (Round to one decimal place.)