问题
单项选择题
If a firefighting situation calls for low-velocity fog you would（）.
A.order the engine room to reduce pressure on the fire pump
B.put the lever on an all-purpose fire nozzle all the way forward
C.attach a low-velocity fog applicator with the nozzle shut down
D.put the lever on an all-purpose fire nozzle all the way back
答案
参考答案：C