Router R1 lists the following output from a show command. Which of the following is true about R1?（） R1# show ip v6 interface f0/0 FastEthernet0/0 is up, line protocol is up IPv6 is enabled, link - local address is FE80::213:19FF:FE12:3456 No Virtual link - local address(es): Global unicast address(es): 2000::4:213:19FF:FE12:3456, subnet is 2000:0:0:4::/64 [EUI] Jo ined group address(es): FF02::1 FF02::2 FF02::1:FF:12:3456

• A、R1's solicited node multicast address is FF02::1:FF:12:3456.
• B、R1's 2000::4:213:19FF:FE12:3456 address is a global unicast with all 128 bits statically configured.
• C、Address FF02::2 is  R1's solicited node multicast.
• D、R1's solicited node multicast, not listed in this output, would be FF02::213:19FF:FE12:3456.