Why would you use the following FLASHBACK TABLE command？（） FLASHBACK TABLE emp TO TIMESTAMP （’11：45’.’hh12：mi’）；

• A、 to undo the changes made to the EMP table since the specified time
• B、 to restore the EMP table that was wrongly dropped from the database
• C、 to view the transactions that have modified the EMP table since the specified time
• D、 to view the changes made to the EMP table for one or more rows since the specified time