Which three statements are true?

You administer a three-instance, policy-managed, multitenant RAC database CDB1 with two PDBs: PDB_1 and
PDB_2.
Examine these commands executed on host01:
$ srvctl add service –db CDB1 –pdb PDB_1 –serverpool prod_pool –cardinality
singleton
$ srvctl start service –db CDB1 –service CRM
$ srvctl stop service –db CDB1 –service CRM
Which three statements are true?

A.
CRM is only available for new logins on the CDB1 instance on host01.

B.
CRM is available for new logins on one CDB1 instance.

C.
The srvctl start service command automatically opens PDB_1 if not already opened.

D.
The srvctl stop service command does not close PDB_1 on any instance of CDB1.

E.
The CRM service is not available for new logins on any instance of CDB1.