Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exists in a planning document, intended to be used to copy/paste into Router R1 to enable RIPng and IPv6 on interfaces F0/0 and S0/0/0. No other related configuration exists. Which of the following is true about RIPng on R1 after this configuration has been pasted into R1?（） ipv6 unicast- routing interface f0/0 ipv6 rip one enable ipv6 address 2000::1/64 interface s0/0/0 ipv6 address 2001::/64 eui - 64 ipv6 rip one enable

A. RIPng will be enabled on no interfaces.
B. RIPng will be enabled on one interface.
C. RIPng will be enabled on two interfaces.
D. RIPng will advertise about prefixes connected to S0/0/0 and F0/0, but only send Updates on one interface.