Why would you use&ensp

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

• Ato undo the changes made to the EMP table since the specified time
• Bto restore the EMP table that was wrongly dropped from the database
• Cto view the transactions that have modified the EMP table since the specified time
• Dto view the changes made to the EMP table for one or more rows since the specified time
• Eto recover the EMP table to a point in time in the past by restoring the most recent backu