A. when a table is dropped and stored in the Recycle Bin
B.when a table is dropped and purged from the Recycle Bin
C. when you are required to recover an existing table to its previous state
D. when you are required to view all the versions of a row of an existing table between a specific time period

A. all the datafiles in the database
B. the datafiles associated with the SYSTEM tablespace
C. the datafiles associated with the DATA1 tablespace
D. all the datafiles in the database except those associated with the DATA1 tablespace