An application is no longer required to start up automatically at system boot.  Which of the following  supported procedures would the administrator use to accomplish this（）

• A、Edit the /etc/inittab and comment out the entry that starts the application by placing a at the beginning of the line.
• B、Use the chitab command.
• C、Use the rmitab command.
• D、Edit the /etc/reboot file to remove the entry that starts the application.