How many of the following statements are true if K's analysis involves drawing charts of stock returns and attempting to identify patterns that indicate that the price of the stock is going to increase substantially?

Statement 1: There could be predictable benefits from K's analysis in markets that are not efficient.

Statement 2: There could be predictable benefits from K's analysis in markets that are weak form efficient.

Statement 3: There could be predictable benefits from K's analysis in markets that are semi-strong form efficient.

Statement 4: There could be predictable benefits from K's analysis in markets that are strong form efficient.