单选题A user states that all their incoming mail is showing that it is behind three hours. All other users have the correct time. Which of the following should the technician check?（）AThe system’s local time settingsBThe system’s O/S version and patch statusCThe system’s network configurationDThe mail server’s configuration
单选题
A user states that all their incoming mail is showing that it is behind three hours. All other users have the correct time. Which of the following should the technician check?（）
A
The system’s local time settings
B
The system’s O/S version and patch status
C
The system’s network configuration
D
The mail server’s configuration
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