After executing the "show host" command, which of the information below would you see?（）

• A、The IP addresses of workstations allowed gain access to the router via an access list
• B、Permanent name-to-address mappings created using the ip host command.
• C、Temporary and permanent DNS entries.
• D、The names of the routers created using the hostname command.
• E、The length of time of users logged into the router, as well as the duration