Which statement correctly describes queuing in environments supporting teleworkers?

A.
CQ is for time-sensitive protocols.

B.
Queuing occurs on the outbound interface.

C.
Priority queuing guarantees some level of service to all traffic.

D.
Hardware queues are configured for appropriate PQ, CQ, or WFQ. E.
WFQ is the Cisco IOS default on all WAN links regardless of speed.