Why is an end user’s PC device not included in a QoS trust boundary?

Why is an end user’s PC device not included in a QoS trust boundary?
A . The end user could incorrectly tag their traffic to advertise their PC as a default gateway.
B. The end user may incorrectly tag their traffic to be prioritized over other network traffic.
C. The end user could incorrectly tag their traffic to bypass firewalls.
D. There is no reason not to include an end user‘s PC device in a QoS trust boundary.

View Answer

Answer: B