Your network contains an Active Directory domain named contoso.com. Domain controllers run  either Windows Server 2008 R2 or Windows Server 2012 R2. All client computers run Windows 8.  All computer accounts are located in an organizational unit （OU） named OU1. You create a Group  Policy object （GPO） that contains several AppLocker rules. You link the GPO to OU1. You need to  ensure that the AppLocker rules apply to all of the client computers. What should you configure in the GPO？ To answer， select the appropriate service in the answer area.

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