Which statement is true about MLD?
A.
MLD v1 gives hosts the ability to receive multicast packets from specific source addresses.
B.
All MLD messages are sent with a link-local IPv6 source address of FF02::D.
C.
The multicast address field is cleared to zero when sending an MLD report message.
D.
MLD is used by IPv6 routers to discover multicast listeners on a directly attached link.
“IPv6 Multicast Listener Discovery (MLD) is used by IPv6 devices to discover multicast listeners (nodes that want to receive multicast packets destined for specific multicast addresses) on directly attached links.”
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipmulti_lsm/configuration/xe-3s/imc-lsm-xe-3s-book/ipv6-mcast-mld-xe.html