Your company has a main office in New York and branch offices in Chicago and Los Angeles. You plan to use Microsoft Application Virtualization （App-V） 4.5 with SP1.  You install an Application Virtualization Management Server in the New York office. You need to provide application virtualization with active upgrade support in the Chicago and Los Angeles offices. You must design your App-V solution so that it minimizes WAN traffic.  What should you do？（）

• A、Install Application Virtualization Streaming Servers in the Chicago and Los Angeles offices
• B、Install Application Virtualization Management Servers in the Chicago and Los Angeles offices
• C、Install the Application Virtualization /CONTENT folder on file shares in the Chicago and Los Angeles offices
• D、Install the Application Virtualization /CONTENT folder on IIS 7 servers in the Chicago and Los Angeles offices