Select the statement which best describes the application of observation and analysis procedures when troubleshooting complex circuits

A) A thorough understanding of the operation of the circuit, observing the symptoms caused by the failure and using human reasoning to isolate the fault to a specific area.
B) A thorough understanding of the proper operation of the test equipment to be used to analyze the fault.
C) The capabilities of modern test equipment have virtually eliminated the requirement for observation and analysis procedures when troubleshooting.


A

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