[&] Which of the following statements about PIM-BSR are true? - PIM leaf routers receive messages from both RP-Candidates and the PIM BSR - The PIM-BSR elects the best RP-Candidate as the office RP for a GDA - RP-Candidates unicast their candidacy to the PIM-BSR - Bootstrap messages contain the full list of every possible RP-Candidate [&] If a PIM-BSR Bootstrap message advertises two-or-more Candidate-RPs for the same GDA, how do routers that receive that message determine which Rendezvous Point to select? - Lowest BSR priority -- else highest hash value --- else highest IP address - Lowest BSR priority -- else lowest hash value --- else highest IP address - Highest BSR priority -- else highest hash value --- else lowest IP address - Highest BSR priority -- else highest hash value --- else highest IP address