Your network contains an application server named Server1 that runs Windows Server 2003 Service Pack (SP2). You open the Performance tab in Task Manager as shown in the exhibit. (Click the Exhibit button.) You need to improve the performance of Server1. What should you do? （）

• A、Install additional RAM.
• B、Install a second processor.
• C、Decrease the size of the paging file.
• D、Add the /PAE switch to the Boot.ini file.