Q5- use a line graph to show the stock price for SABIC (Saudi Basic Industries Corporation (2010.SR)) and SADAFCO ( Saudia Dairy & Foodstuff Company (2270.SR)) with the market index 5 years then describe the graph and what is your conclusion. In the conclusion, give your opinion about the correlation and how the company move in comparison to the market index? If they move together why and if they move inconsistently why? Think about the volatility and beta. In addition, is it good to invest in both companies to diversify?