Which three statements are true about snapshot standby databases?
A. A resize command to reduce the size of an empty datafile in the snapshot standby database, which was created in the physical standby database, will succeed
B. A resize command to reduce the size of an empty datafile in the snapshot standby database, which was created in the snapshot standby database, will succeed
C. A resize command to extend the size of a datafile in the snapshot standby database, which was created in the snapshot standby database, will succeed
D. A resize command to reduce the size of an empty datafile in the snapshot standby database, which was created in the primary database, will succeed
E. A resize command to extend the size of a datafile in the snapshot standby database, which was created in the primary database, will succeed