Which of the following is the FIRST step the new administrator should do to reset the root password?

A new administrator is asked to reconfigure a Linux machine. The prior administrator did not give the root password to the current administrator. Which of the following is the FIRST step the new administrator should do to reset the root password?

A.
Use view to edit the password file.

B.
Boot to single user mode.

C.
Run a password recovery utility.

D.
Reinstall the operating system.