point is loose. The technician also observes that the patch cable has already been replaced.
Which of the following should the technician do NEXT?
A. Use a tone generator to trace the cable
B. Use a multimeter to determine if PoE is available on the switchport
C. Use a cable crimper to replace the RJ45 connector on the patch cable
D. Use a punchdown tool to reseat the copper in the wall jack