Which of the following statements are true regarding the Recycle Bin？（）

• A、 The Recycle Bin is a physical storage area for dropped objects.
• B、 The Recycle Bin is a logical container for dropped objects.
• C、 The Recycle Bin stores the results of a Flashback Drop operation.
• D、 The objects in the Recycle Bin are stored in the tablespace in which they were created.