A.FromWindows7,runScanstate.exe\/offlineWinOld:c:\windows.
B.FromWindows7,runScanstate.exe\/offlineWinOld:c:\windows.old.
C.Atthecommandprompt,runXcopy\/s\/ec:\windows\users\*.*c:\users\.
D.Atthecommandprompt,runXcopy\/s\/ec:\windows.old\documentsandsettings\*.*c:\users\.
参考答案：B
