A technician performing an insertion loss test on a newly installed fiber link obtains a measurement that is significantly higher than the calculated loss budget. Which of the following is the MOST appropriate first step to troubleshoot the issue?
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A
Immediately replace all connectors on the link.
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B
Use an OTDR to find the exact location of the high-loss event.
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C
Inspect and, if necessary, clean the end-faces of the test cords and the link's connectors.
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D
Recalculate the loss budget with more generous loss allowances per component.