单选题Which MQC-based output queueing method is designed to support multiple traffic classes including VoIPtraffic， mission-critical traffic， bulk traffic， interactive traffic and default class traffic？（）ACustom QueueingBCB-WREDCWRR QueueingDLLQECBWFQ
单选题
Which MQC-based output queueing method is designed to support multiple traffic classes including VoIPtraffic， mission-critical traffic， bulk traffic， interactive traffic and default class traffic？（）
A
Custom Queueing
B
CB-WRED
C
WRR Queueing
D
LLQ
E
CBWFQ
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