The purpose of fuses in electric wiring is to （).A.allow for cutting out branch circuitsB.

The purpose of fuses in electric wiring is to ().

A.allow for cutting out branch circuits

B.prevent overloading the circuits

C.reduce voltage to the branch circuits

D.permit the use of smaller wiring for lighting circuits

请帮忙给出正确答案和分析，谢谢！

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