Which enables a Windows 2000 server to assign IP addresses？（）

A.DRIVE LETTER：\TOOLS\RCINSTALL.EXE
B.DRIVE LETTER：\i386\WINNT32.EXE /RECCONS
C.DRIVE LETTER：\i386\CMDCONS.EXE
D.DRIVE LETTER：\i386\WINNT32.EXE /CMDCONS

A.installation of an unsigned driver
B.a system crash
C.installation of an application that uses Windows Installer or installation of Shield Pro version 6.0 or later
D.installing an update by using the Windows Update or Automatic Updates
E.each time the system is rebooted

A.Ignore
B.Warn
C.Block
D.Not installed