What is the purpose of the xhost program?
A.
Grant or revoke access to a X11 session.
B.
Install all packages and video drivers required to run X11 on a host.
C.
Start the X11 server and announce its availability within the local network.
D.
Send informational messages to all users logged into a host using X11.
E.
Display the MOTD and other important information when a user logs in via X11.
Explanation: