Which of the following is a safety precaution to be observed when a fuse is checked?
A. Turn the power off and discharge the circuit before the fuse is removed
B. When you check a fuse with an ohmmeter, be careful to avoid short circuits
C. When you use a voltmeter to check a low current fuse, be careful to avoid opening the fuse by excessive current from the voltmeter
D. All of the above
Share your understanding of this question with the correct explanation.