Respuesta :
Answer:
C
Explanation:
Plug in a external monitors.
Since nothing appears on the LED display when the system is powered on, the best step in troubleshooting is to plug in external monitor.
Mostly, the act of troubleshooting a device is necessary to know the exact fault of such device.
Hence, the best step of troubleshooting the computer is to plug in external monitor to see if the CPU is working.
Therefore, the Option C is correct
Read more about troubleshooting
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