A user has written a script that is not running correctly and asks an administrator for help.<br /> Without adding anything to the script, how can the administrator determine the cause of the problem?()
A、Run the script with an 'sh -x' in front.
B、Run the script with a 'ksh -v' in front.
C、Type debug into the command line before running the script.
D、Type 'set -x' into the command line before running the script.