问题：

[单选] Which statement about IDS/IPS design is correct?（）

A . An IPS should be deployed if the security policy does not support the denial of traffic.
B . An IPS analyzes a copy of the monitored traffic and not the actual forwarded packet.
C . An IDS analyzes a copy of the monitored traffic and not the actual forwarded packet.
D . Bandwidth considerations must be taken into account since IDS is deployed inline to traffic flow.