Given that tables T1 and T2 contain the following rows: Table T1: C1 C2 5 4 5 2 5 5 Table T2: C1 C2 5 1 5 2 5 3 Which of the following queries will return only those rows that exist in T1 and not in T2?（）

• A、SELECT * FROM T1 MINUS SELECT * FROM T2
• B、SELECT * FROM T1 EXCEPT SELECT * FROM T2
• C、SELECT * FROM T2 UNION EXCEPT SELECT * FROM T1
• D、SELECT * FROM T1 NOT EXISTS SELECT * FROM T2