Multiple users are trying to telnet to the AIX server. They are able to ping the server successfully， but are  getting  the  following  error  message：  telnet：  connect：  A remote  host  refused  an  attempted  connect   operation Which of the following options could be the cause of this problem（）

• A、The routing table on the AIX server is incorrect.
• B、The IP address in the /etc/hosts file is incorrect，
• C、The portmap daemon is not running on the AIX server.
• D、The inetd daemon is not running on the AIX server.