According to 46 CFR Subchapter T the purpose of fuses in electric wiring is to __________.

Correct Answer: Option B — prevent overloading the circuits

Fuses are essential overcurrent protection devices in electrical systems. Per 46 CFR 183.340, their primary function is to prevent overloading of circuits by interrupting the flow of electricity if current exceeds the rated capacity of the wiring, thereby mitigating the risk of electrical fires and equipment damage.