Your company has an Active Directory forest. Each branch office has an organizational unit and a  child organizational unit named Sales.     The Sales organizational unit contains all users and computers of the sales department.     You need to install a Microsoft Office 2007 application only on the computers in the Sales  organizational unit.   You create a GPO named SalesApp GPO.     What should you do next（）

• A、Configure the GPO to assign the application to the computer account. Link the SalesAPP GPO to the domain.
• B、Configure the GPO to assign the application to the user account. Link the SalesAPP GPO to the Sales organization
• C、Configure the GPO to publish the application to the user account. Link the SalesAPP GPO to the Sales organization
• D、Configure the GPO to assign the application to the computer account. Link the SalesAPP GPO to the Sales organiz