Which of the following statements are TRUE regarding the efficient market hypothesis (EMH)? (Three correct statements)

When we can buy the past winner stocks and sell the past losers' stock to earn higher than average's profits (Momentum Strategy), the market is efficient in terms of Weak form.

It implies that the financial market does no exit any cost and limitation for arbitrageurs to place the position and correct the price.

EMH implies that future events can be forecast with perfect accuracy.

EMH implies that investors are rational, and market anomalies can be limit to arbitrage

EMH implies that prices reflect all available information, and the securities returns follow the random walk.

When we can make higher-than-average capital gains by holding positive earning-shock stocks (Post-Earning Announcement Drift effect), the market is NOT efficient in terms of Semi-Strong form.