YouaretheadministratorofCompany’snetwork.YourWindows2000ProfessionalcomputerhasaPentiumII400-HHzprocessor,128MBofRAM,andIDEharddisk.Afterinstallinganewdigitalimagingapplicationyounoticethatyourcomputerisrespondingveryslowlyandyouareexperiencingdelaysinprocessinggraphicsfiles.YouuseSystemMonitortoviewyourcomputer’sperformanceasshowninthePerformancewindow.Whatshouldyoudo？（）

<img src='https://img2.soutiyun.com/ask/uploadfile/2019-03-27/b1bfa83443e335ffb883ed47adbc0de5.jpg' /> A.LowertheProcessorPrioritylevelforallapplicationsexceptthedigitalimagingapplication. B.ReplacetheCPUwithafasterperformanceprocessor. C.Installasecondharddisk.Movethepagingfiletothenewharddisk. D.IncreasethephysicalRAMinthecomputerto256MBormore. E.Installanewdiskdrivecontroller.