多项选择题

Active Directory Rights Management Services (AD RMS) is deployed on your network.    
You need to configure AD RMS to use Kerberos authentication.  
Which two actions should you perform()

A.Register a service principal name (SPN) for AD RMS.
B.Register a service connection point (SCP) for AD RMS.
C.Configure the identity setting of the _DRMSAppPool1 application pool.
D.Configure the useAppPoolCredentials attribute in the Internet Information Services (IIS) metabase.