单选题How would a system administrator review root’s current cron jobs of the following？（）A crontab -lB cron -l rootC lscron -l rootD cat /var/cron/crontabs/root
题目
单选题
How would a system administrator review root’s current cron jobs of the following？（）
A
crontab -l
B
cron -l root
C
lscron -l root
D
cat /var/cron/crontabs/root