YouhaveacomputerthatrunsWindows7.YougenerateaSystemDiagnosticReportandreceivethefollowingwarningmessage:TheGraphicsratingforthesystemispoorandmaybethecauseof performanceproblems.Youneedtoincreasethegraphicsperformanceofthecomputerwithoutmodifyingthecurrenthardwareordrivers.Whatshouldyoudo?（）
A.FromPersonalization，modifythescreensaver.
B.FromIndexingOptions，modifytheAdvancedoptions.
C.FromPerformanceOptions，modifythevisualeffects.
D.FromPerformanceOptions，modifytheprocessorscheduling.
参考答案：C
