【单选题】【消耗次数：1】
实验仪器设备用电或线路发生故障着火时，应立即（ ），并组织人员用灭火器进行灭火。
①
A、将贵重仪器设备迅速转移
②
B、切断现场电源
③
C、将人员疏散
④
D、以上都是
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实验室设备用电或者线路发生故障着火时，应立即（ ），并组织人员用灭火器进行灭火。
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