In the men's curling project of the Sochi Winter Olympics in 014, both Team A and Team B entered the top eight. As for whether Team A and Team B can finally win the medal, there are the following assertions: I. Team A and Team B are at least one team can win medals.Ⅱ. Team A does not necessarily win medals.Ⅲ. Team B wins medals.Ⅳ. Team A cannot miss medals. It is known that two of the above assertions are true and two are false. ['Team A won the medal, Team B did not win.', 'A. B teams both won medals.', 'Neither team won the medal.', 'Team B won the medal, Team A did not win.']