Which of the following does NOT contradict the strong form of the efficient market theory? A. Purchasing stocks that have just experienced negative earnings surprises earns negative abnormal returns. B. Low P/E stocks tend to have positive abnormal returns. C. Stocks that perform well in the past three months tend to perform well in the following three months. D. High firm size stocks tend to earn lower abnormal returns than low firm size stocks. E. All of the above contradict the strong form of the efficient market theory