Your company has an Active Directory forest. The company has servers that run Windows Server 2008 amd client computers that run Windows Vista. 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 and client computers that run Windows Vista. You need to configure your partner company’s 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 company’s PDC emulator to the PolicyDefinitions folder on the partner company’s PDC emulator
• C、Copy the ADML files from your company’s PDC emulator to the PolicyDefinitions folder on the partner company’s 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 thr partner company’s emulator.