In the following exhibit, which command on Router B will allow hosts on Network B to reach the Internet?

A. RouterB(config-if )#ipv6 address default
B. RouterB(config)#ip route ::/0 serial 0/3/0
C. RouterB(config-if)#ipv6 address autoconfig default
D. RouterB(config-if)#ipv6 address slaac

C. The command ipv6 address autoconfig default configures the interface of Serial 0/3/0 with an IP address via SLAAC. When the default subcommand is used, it allows the router to inherit the default route discovered via NDP RS/RA messages.