ssh root@192.168.0.15 root@192.168.0.15's password: Permission denied, please try again.以下哪种配置最有可能会导致出现上述错误?
A. 服务器关闭
B. PermitRootLogin yesPermitEmptyPasswords yes
C. PermitRootLogin yes#PermitEmptyPasswords yes
D. #PermitRootLogin yesPermitEmptyPasswords yes