Which jabber-config.xml variable do you use to allow remote Jabber users to connect using Collaboration Edge?

Which jabber-config.xml variable do you use to allow remote Jabber users to connect using Collaboration Edge?
A . <CollaborationEdge<ON>/CollaborationEdge>
B . <RemoteAccess<ON>/RemoteAccess>
C . <RemoteJabber<TRUE>/RemoteJabber>
D . <Expressway>YES</Expressway>
E . <AnyconnectVPN>TRUE</AnyConnectVPN>

Answer: B