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