题目内容
（请给出正确答案）
[单选题]
Françoise is a Linux administrator.He notices that a user is continually abusing the F
A.The user name should also be added to host.allow file
B.The host.deny file does not allow you to exclude the FTP service
C.The username should be added to both the host.deny and host.allow file
D.The username is in the host.allow file which takes precedence over the host.deny file
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