The network technician is troubleshooting a network issue by
题目内容(请给出正确答案)
单选题
The network technician is troubleshooting a network issue by implementing a new security device.After installing and configuring the device, which of the following steps should the technician takeNEXT?（）
A
Verity full system functionality
B
Identify the main problem and question the user
C
Document their findings, actions, and outcomes
D
Escalate the issue to upper management
