单选题：h0091. 建立动态路由需要用到的文件有
建立动态路由需要用到的文件有
A./etc/hosts
B./etc/HOSTNAME
C./etc/gateways
D./etc/resolv.conf
答案：C
A./etc/hosts
B./etc/HOSTNAME
C./etc/gateways
D./etc/resolv.conf
答案：C
