A. B, B, E, and B. went to Shanghai to participate in the World Expo. One day, five people had a dispute over the choice of visitors. D was an American fan, and he must go to the U. S. Pavilion. C was D's daughter, who acted with his mother. There was a quarrel, and he was determined not to walk with Ding. In the case of E, there must be E in places where B. Three of the last five people visited the U. S. Pavilion. Which of the following three people visited the U. S. Pavilion? ['C, D, B.', 'C, D, E.', 'A. C, D.', 'A. B, E.']