Which of the following commands will allow the systems administrator to set up Joe’s cron job?

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Joe, a user, asks a systems administrator to schedule the daily execution of a custom script.

Which of the following commands will allow the systems administrator to set up Joe’s cron job?
A . crontab -r -u joe
B . crontab -e -u joe
C . crontab -n -u joe
D . crontab -l -u joe

Answer: B