单项选择题
Because of changes in an application environment， the /etc/inittab file needs to be modified.
Which of the following commands would be used to accomplish this in a supported manner（）
A.vi
B.chitab
C.chssys
D.chrsrc
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A.rm /var/preserve/*
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A.fwtmp < /etc/security/failedlogin
B.cat /etc/security/failedlogin
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D.alog -f /etc/security/failedlogin -o
