When configuring a Dell EMC N-Series switch for voice traffic, which settings are needed?

When configuring a Dell EMC N-Series switch for voice traffic, which settings are needed?
A . Enable voice VLAN
Set each-interface to LLDP share all VoIP related parameters
Set switchport mode to general
B . Create a VLAN for voice
Set each interface to ISDP share all VoIP related parameters
Set switchport mode to general
C . Enable voice VLAN
Set each interface to LLDP share all VoIP related parameters
Set switchport mode to hybrid
D . Enable voice VLAN
Set each interface to ISDP share all VoIP related parameters
Set switchport mode to general

Answer: A