WhilesettingupanOracledatabaseforoneofyourcriticalapplications,youwanttoensurethatthedatabaseisbackedupatregularintervalswithoutyourintervention.Whatshouldyoudotoachievetheobjective?()

A.configurethedatabasetoruninARCHIVELOGmode

B.configuretheFlashRecoveryAreatoenableautomaticdatabasebackup

C.schedulethedatabasebackupusingDBMS_JOBpackageaftercreatingthedatabase

D.schedulethedatabasebackupusingRecoveryManager（RMAN）commandsaftercreatingthedatabase

E.schedulethedatabasebackupusingDatabaseConfigurationAssistant（DBCA）whilecreatingthedatabase