The MA5600T/MA5680T supports multiple traffic classification technologies. What are the currently supported traffic classification technologies? (Multiple Choice)

The MA5600T/MA5680T supports multiple traffic classification technologies. What are the currently supported traffic classification technologies? (Multiple Choice)
A . User-side VLAN
B . User-based service encapsulation type
C . VLAN+user-side packet priority
D . VLAN+user-side service encapsulation type

Answer: ABCD