You are the desktop administrator for Company. All users have Windows 2000 Professional computers.Users in the sales department have portable computers. The portable computers are used to createcustomer presentations and perform online ordering.Sales representatives want to be able to use large external monitors to display their presentations atcustomer locations. These users also want to use the displays on the portable computers to show theirspeaker notes and extra data.You verify that the video adapters in the portable computers support multiple monitor and dual-viewcapabilities. However, the sales representatives report that when they attach the external monitors totheir computers, the option to define separate desktop displays does not appear in the Display settings.You need to enable the sales representatives to display multiple desktops. What should you do?（）

• A、Obtain and install an updated driver from the video adapter manufacturer. 
• B、Instruct the sales representatives to disable all hardware video acceleration during their presentations. 
• C、Configure the monitors on the sales representatives’ computers to use the Presentation power scheme. 
• D、Create a monitor profile on the sales representatives’ computers for the external monitors at the customer sites.