A ship helicopter landing deck on which fueling operations are conducted must have a fire protection system that is capable of discharging at 100 psi pressure a foam spray of at least（）.<br>A:30 gallons per minute<br>B:40 gallons per minute<br>C:50 gallons per minute<br>D:60 gallons per minute

A ship helicopter landing deck on which fueling operations are conducted must have a fire protection system that is capable of discharging at 100 psi pressure a foam spray of at least（）.
A:30 gallons per minute
B:40 gallons per minute
C:50 gallons per minute
D:60 gallons per minute

出自：海船船员证

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