Problem 2. True, False, or Uncertain? Explain your reasoning. (a) If markets are not semistrong-form efficient, it implies that markets cannot be weak-form efficient, either. (b) The Efficient Market Hypothesis always implies the Random Walk Hypothesis. (c) Suppose you find an investment strategy based on publicly available information that produces positive average returns over time, even after you adjust for market risk. This would indicate that the market is inefficient (in the semistrong form)