One night, a store was stolen. The public security organs came to the following conclusions through investigation: (1) the thief was either A or B; (2) if A was a thief, the crime time was before zero; (3 ) The store's lights went out at zero, and A had already returned home; (4) If B's statement was not true, then the crime time was not before zero; (5) The store's lights were not turned off at only zero, B Is true. The thieves who can draw this case are:. ['A.', 'B.', 'A or.', 'A and B.']