单选题Which statement is FALSE concerning precautions during fueling operations?（）AAll engines，motors，fans，etc. should be shut down when fuelingBAll windows，doors，hatches，etc. should be closedCA fire extinguisher should be kept nearbyDFuel tanks should be topped off with no room for expansion
单选题
Which statement is FALSE concerning precautions during fueling operations?（）
A
All engines，motors，fans，etc. should be shut down when fueling
B
All windows，doors，hatches，etc. should be closed
C
A fire extinguisher should be kept nearby
D
Fuel tanks should be topped off with no room for expansion
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