A network engineer must implement an IPv6 configuration on the vlan 2000 interface to create a routable locally-unique unicast address that is blocked from being advertised to the internet. Which configuration must the engineer apply?

A. interface vlan 2000
ipv6 address ff00:0000:aaaa::1234:2343/64
B. interface vlan 2000
ipv6 address fd00::1234:2343/64
C. interface vlan 2000
ipv6 address fe80:0000:aaaa::1234:2343/64
D. interface vlan 2000
ipv6 address fc00:0000:aaaa::a15d:1234:2343:8aca/64