一台路由器上loopback0的IP地址为10.1.1.1/32，在serial0/0/1上配置借用loopback0的IP地址的命令是（）.

• A、[Quidway] ip addresss erial0/0/1 equal loopback0
• B、[Quidway-serial0/0/1] ip addresss erial0/0/1 equa lloopback0
• C、[Quidway] ip address unnumbered interfaceserial0/0/1 loopback0
• D、[Quidway-serial0/0/1] ip address unnumbered interface loopback0