（383）At the request of a user,you issue the following command to restore a dropped table:

flashback table"BIN$F2JFfMq8Q5unbC0ceE9eJg==$0"to before drop;

Later,the user notifies you that the data in the table seems to be very old and out of date.

What might be the problem?

A. Because a proper range of SCNs was not specified,the wrong data was restored.

B. A proper range of timestamps was not specified,so the wrong data was restored.

C. A previous Flashback Drop operation had been performed,resulting in multiple versions of the table being stored in the Recycle Bin.

D. Either option A or B could be correct.Not enough information was provided to determine which.

E. None of the above.

答案：（C）