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Question:

Which of the following should the technician check NEXT in troubleshooting this issue that the technician receives a report that the computer is behaving erratically after replacing a failed motherboard in a user's computer; the user states the computer shuts down randomly throughout the day and freezes frequently and the technician performs a memory diagnostic, and it reports no issues?

A Ensure all case fans are plugged in and working
Explaination