单选题When fighting an electrical fire, you should first （）.Astop ventilation to the areaBstop the vesselCsecure electricity to the circuitDapply CO2 to the fire
单选题
When fighting an electrical fire, you should first （）.
A
stop ventilation to the area
B
stop the vessel
C
secure electricity to the circuit
D
apply CO2 to the fire
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