What is a description of the DiffServ model used for implementing QoS?
A. AF41 has higher drop precedence than AF42. which has higher drop precedence than AF43.
B. Voice and video calls are marked with different DSCP values and placed in different queues.
C. AF43 has higher drop precedence than AF42 but lower drop precedence than AF41.
D. RTP traffic from voice and video calls is marked EF and placed in the same queue.
I think B is the correct answer
I dont think A is correct, AF43 has a higher drop precedence than AF42 and AF41.
https://community.cisco.com/t5/routing/assured-forwarding-af-class/td-p/1006232