An engineer wants to configure WebEx to adjust the precedence and override the QoS profile on the WLAN. Which configuration is needed to complete this task?

An engineer wants to configure WebEx to adjust the precedence and override the QoS profile on the WLAN. Which configuration is needed to complete this task?
A . Change the AVC application WebEx-app-sharing to mark
B . Create an ACL for WebEx.
C . Change the WLAN reserved bandwidth for WebEx.
D . Create an AVC profile for WebEx marked with a lower DSCP value

Answer: A