You have a single Active Directory directory service domain. All users are located in an organizational unit （OU） named ContosoUsers. All client computer accounts are located in an OU named ContosoComputers. You need to deploy a new application to all users. The application shortcut must be available the next time the users log on. What are two possible ways to achieve this goal？（）

• A、 Create a Group Policy object （GPO） to publish the application. Link the GPO to the ContosoComputers OU.
• B、 Create a Group Policy object （GPO） to assign the application. Link the GPO to the ContosoComputers OU.
• C、 Create a Group Policy object （GPO） to publish the application. Link the GPO to the ContosoUsers OU. 
• D、 Create a Group Policy object （GPO） to assign the application. Link the GPO to the ContosoUsers OU.