Question: What does the following command do ? ls > ! Charlie _ file The command overwrites the contents of Charlie _ file with the output

What does the following command do?
ls >! Charlie_file
The command overwrites the contents of Charlie_file with the output of the ls command, only if Charlie_file exists and contains data, and noclobber is not set.
Even if Charlie_file exists and contains data, the output of the ls command overwrites the contents of Charlie_file, regardless of whether or not noclobber is set.
The command overwrites the contents of Charlie_file with the output of the ls command, even if Charlie_file exists and contains data, regardless of whether or not noglob is set.
The command overwrites the contents of Charlie_file with the output of the ls command and resets noclobber, even if Charlie_file exists and contains data.

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