问题：

[单选] On Monday， you dropped the DEPT table from your schema and then you re-created the DEPT table in your schema. On Wednesday， you have a requirement to restore the DEPT table from the recycle bin. Which statement is correct？（）

A .  You cannot restore the DEPT table by using the Oracle Flashback Drop feature because a table with the name DEPT already exists in your schema.
B .  You can restore the DEPT table by using the Oracle Flashback Drop feature， provided you use the RENAME TO clause.
C .  You cannot restore the DEPT table by using the Oracle Flashback Drop feature because the contents of the recycle bin are purged every 12 hours by default.
D .  You can restore the DEPT table by using the Oracle Flashback Drop feature and a system-generated name will be assigned to the restored table.