【单选题】
A <{xmp}>以下关于DHCP报文,说法正确的是()<{/xmp}><{p}><{/p}>
B <{xmp}>提供阶段:服务器回应DHCP Discover报文<{/xmp}><{span}> <{br/}><{/span}><{p}><{/p}>
C <{p}>选择阶段:客户端广播发送DHCP Request 报文<{/p}>
D <{xmp}>确认阶段:服务器回应DHCP NACK 报文<{/xmp}><{span}> <{br/}><{/span}><{p}><{/p}>
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