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In your multitenant container database (CDB) containing same pluggable databases (PDBs), you execute the following commands in the root container: Which two statements are true?（）
A:The C # # ROLE1 role is created in the root database and all the PDBs.
B:The C # # ROLE1 role is created only in the root database because the container clause is not used.
C:Privileges are granted to the C##A_ADMIN user only in the root database.
D:Privileges are granted to the C##A_ADMIN user in the root database and all PDBs.
E:The statement for granting a role to a user fails because the CONTAINER clause is not used.

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出自：Oracle认证

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