单选题A user has written a script that is not running correctly and asks an administrator for help. Without adding anything to the script, how can the administrator determine the cause of the problem?（）ARun the script with an 'sh -x' in front.BRun the script with a 'ksh -v' in front.CType debug into the command line before running the script.DType 'set -x' into the command line before running the script.
单选题
A user has written a script that is not running correctly and asks an administrator for help. 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.
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