5. Followers of the random walk hypothesis believe that A) security analysis is the best tool to utilize when investing in the stock market. B) the price movements of stocks are unpredictable, and therefore security analysis will not help to predict future market behavior. C) the price movements of stocks follow a "ag" formation, and charting this formation can help an investor time his or her purchases in the stock market. D) support levels and resistance lines, when combined with basic chart formations, yield buy and sell signals. 6. One widely followed measure of the business cycle represents the market value of all goods and services produced in a country over the period of a year. This measure is the A) industrial production index. B) money supply. C) gross domestic product. D) productivity average