R1 is an OSPF router with a priority of 100 and has been elected as the designated router
(DR). R2 is the backup designated router (BDR) with a priority of 50. A third router, R3,
comes online with a priority of 200. Which routers will be the DR and BDR after R3 comes
online?
A.
R2 will be the DR and R1 will be the BDR.
B.
R3 will be the DR and R1 will be the BDR.
C.
R3 will be the DR and R1 will be the BDR.
D.
R1 will be the DR and R2 will be the BDR.