Your company has an Active Directory forest. The company has servers that run Windows Server   2008 R2 and client computers that run Windows 7. The domain uses a set of GPO administrative  templates that have been approved to support regulatory compliance requirements.   Your partner company has an Active Directory forest that contains a single domain. The company has  servers that run Windows Server 2008 R2 and client computers that run Windows 7.   You need to configure your partner companys domain to use the approved set of administrative  templates.   What should you do（）

• A、Use the Group Policy Management Console （GPMC） utility to back up the GPO to a file. In each site，  import the GPO to the default domain policy.
• B、Copy the ADMX files from your companys PDC emulator to the PolicyDefinitions folder on the partner  companys PDC emulator.
• C、Copy the ADML files from your companys PDC emulator to the PolicyDefinitions folder on thepartner  companys PDC emulator.
• D、Download the conf.adm， system.adm， wuau.adm， and inetres.adm files from the Microsoft Updates  Web site. Copy the ADM files to the PolicyDefinitions folder on the partner companys PDC emulator.