Which three are true about the rolling release upgrade method for Data Guard environments using a transient Logical Standby database? (Choose three.)
A. A rolling release upgrade can be performed with the Data Guard environment in any protection mode.
B. The transient logical standby database used for the rolling release upgrade can run with a newer version of the Oracle software than the primary database.
C. The transient logical standby database used for the rolling release upgrade must have the same DBID as the primary database.
D. The original primary database can ship redo to any standby database that is part of the Data Guard configuration during the rolling release upgrade process.
E. SELECT GUARD_STATUS FROM V$DATABASE; must return NONE as a prerequisite for the rolling release upgrade with a transient logical standby database.
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