this old mock paper please answer both

Regarding individual investor behaviour, which of the following is FALSE? [3 marks] A. Individual investors are more likely to invest in firms that they are familiar with. B. Individual investors are more likely to sell stocks recently covered by media. C. Individual investors tend to be overconfident when making trading decisions, which leads them to trade too much. D. Individual investors' trading decisions tend to be affected by their personal experiences. Regarding the random walk theory, which of the following is FALSE? [3 marks] A. The movement of stock prices does not reflect a pattern. B. The movement of stock prices is random statistically. C. Stock markets cannot be smart enough to fully reflect what is known about stocks. D. Changes in stock price are independent of one another