What file is typically used to display messages at the login prompt when remote users telnet in to the machine?

A.
/etc/issue

B.
/etc/motd

C.
/etc/net.banner

D.
/etc/issue.net

Explanation:
see http://www.wapopia.com/linux/etcissue.htm
/etc/issue and /etc/issue.net files can be used to print any logon messages to users logging on to a Linux machine, the message appears BEFORE the login prompt of the login console.