According to NEC 110.9 , switches and fuses must have a(n)____ capacity not less than the available short-circuit current at their supply terminals. A)partial B)total C)interrupting D)generating

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According to NEC Section 110.9, switches and fuses must have an interrupting capacity not less than the available short-circuit current at their supply terminals. This ensures that they can safely interrupt the maximum possible fault current they might have to deal with.