单项选择题

YouhaveaDHCPserverthatrunsWindowsServer2008.Yourestoret……

YouhaveaDHCPserverthatrunsWindowsServer2008.YourestoretheDHCPdatabasebyusingarecentbackup.YouneedtopreventDHCPclientsfromreceivingIPaddressesthatarecurrentlyinuseonthenetwork.Whatshouldyoudo？（）

A.AddtheDHCPserveroption15.
B.AddtheDHCPserveroption44.
C.SettheConflictDetectionvalueto0.
D.SettheConflictDetectionvalueto2.

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