What does the following line of the sudo configuration file mean? geeko ALL = /sbin/shutdown
A. All users are allowed to shut down the computer.
B. It allows the user geeko to shut down the computer.
C. All users (except geeko) are allowed to shut down the computer.
D. User geeko is allowed to shut down the computer with name ALL.
E. All users of the computer with the name geeko are allowed to shut down the computer.