单项选择题

WhichstatementaboutIDS／IPSdesigniscorrect？（）

A.AnIPSshouldbedeployedifthesecuritypolicydoesnotsupportthedenialoftraffic.
B.AnIPSanalyzesacopyofthemonitoredtrafficandnottheactualforwardedpacket.
C.AnIDSanalyzesacopyofthemonitoredtrafficandnottheactualforwardedpacket.
D.BandwidthconsiderationsmustbetakenintoaccountsinceIDSisdeployedinlinetotrafficflow.

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