Select two stocks, one that is traded in NASDAQ and one in the NYSE. Compare the performance of the price and the daily returns of these two stocks for the last two months and the last 20 days. Make the appropriate graphs that indicate the stock price and the daily returns. Evaluate their portfolio risk return for both time periods. Finally compare these stocks with respect to the S&P500 index. Select corporations that are not dominating the market and the economy, in such a way that non anyone of you would have the same selection with the others. Include all your graphs into your written report. Provide a detailed explanation of your work.