单选题Which statement is TRUE concerning the ventilation of engine and fuel tank compartments on uninspected towing vessels using fuel with a flash point of 100°F?（）AThere shall be at least 3 ventilator ducts open to the atmosphereBAt least one exhaust duct shall extend from the open atmosphere to the lower portion of the bilgeCAt least one intake duct shall extend from the open atmosphere to the lower portion of the bilgeDOnly vessels using fuel with a flash point above 110°F need ventilate engine and fuel compartments
单选题
Which statement is TRUE concerning the ventilation of engine and fuel tank compartments on uninspected towing vessels using fuel with a flash point of 100°F?（）
A
There shall be at least 3 ventilator ducts open to the atmosphere
B
At least one exhaust duct shall extend from the open atmosphere to the lower portion of the bilge
C
At least one intake duct shall extend from the open atmosphere to the lower portion of the bilge
D
Only vessels using fuel with a flash point above 110°F need ventilate engine and fuel compartments
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