关于上面的display 信息描述正确的是[R1]display interface g0/0/0 GigabitEthernet0/0/0 current state:Administratively DOWN Line protocol current state:DOWN
A.Gigabit Ethenet 0/0/0接口连接了一条错误的线缆
B.Gigabit Ethernet 0/0/0接口没有配置IP地址
C.Gigabit Ethernet 0/0/0接口没有启动动态路由协议
D.Gigabit Ethernet 0/0/0接口被管理员手动关闭了
![](https://lstatic.shangxueba.com/sxbcn/h5/images/tips_org.png)