What is the effect when loopback interfaces and the configured router ID are absent during the OSPF Process configuration?
A . No router ID is set, and the OSPF protocol does not run.
B . The highest up/up physical interface IP address is selected as the router I
D . The lowest IP address is incremented by 1 and selected as the router I
F . The router ID 0.0.0.0 is selected and placed in the OSPF process.
Answer: B