Refer to the exhibit. Which three statements are true about the voice VLAN configuration of the Catalyst switch？ （）
- AThe packet priority received from a device that is connected to the phone will be unmodified.
- BThe packet priority received from a device that is connected to the phone will be overridden.
- CIncoming CoS values in packets from the connected phone will be left unmodified.
- DPackets without aCoS value that is set by the phone will be set to a value of 5.
- EIncoming CoS values in packets from the connected phone will be reset to a value of 5.
- FPackets without aCoS value that is set by the phone will be set to the default CoS value.