An engineer must design a scalable QoS architecture that allows the separation of the traffic into classes based on predefined business requirements. The design...

An engineer must design a scalable QoS architecture that allows the separation of the traffic into classes based on predefined business requirements. The design must also utilize the differentiated services code points as the QoS priority descriptor value and support at least 10 levels of classification. Which QoS technology should the engineer include in the design?

A. RSVP B. DiffServ C. Best Effort D. InterServ