Which of the following methods should be used to dress the face of silver-plated contacts? A. Filing B. Burnishing C. Sanding with 0000 sandpaper D. All of the above are correct.

Which of the following methods should be used to dress the face of silver-plated contacts? A. Filing B. Burnishing C. Sanding with 0000 sandpaper D. All of the above are correct.
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Answer: C
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