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  organizational unit in each location.
• C、Configure the GPO to publish the application to the user account. Link the SalesAPP GPO to the Sales organizational unit in each location.
• D、Configure the GPO to assign the application to the computer account. Link the SalesAPP GPO to the  Sales organizational unit in each location.