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What is the MOST important consideration when determining how to fight an electrical fire?（）

A.Whether the fire is in machinery or passenger spaces
B.Danger of shock to personnel
C.The amount of toxic fumes created by the extinguisher
D.Maintaining electrical power

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What is the most important characteristic of the extinguishing agent in fighting a class C fire?（）

A.Weight
B.Temperature
C.Electrical nonconductivity
D.Cost