Which two statements about the function of PIM designated router are true? (Choose two.)
A. It registers directly connected source to the PIM rendezvous point.
B. It sends PIM asserts on the interface of the outgoing interface list.
C. It sends PIM Join/Prune messages for directly connected receivers.
D. It forwards multicast traffic from the source into the PIM network.
E. It sends IGMP queries.
A E
No. A and C are correct.
if there are multiple routers on the same segment, the one with the highest IP address becomes the designated router, and the one with the lowest ip address becomes the igmp querier
source: https://community.cisco.com/t5/routing/multicast-designated-router-and-pim-forwarder-versus-igmp/td-p/1703885