单项选择题
Which of the listed materials would be considered as a bunting class "C" fire?（）
A.Fuel oil B.Wood C.Celluloid D.Electrical insulation
单项选择题 Except in rare cases, it is impossible to extinguish a shipboard fire by （）.
单项选择题 A class "C" fire is burning （）.
单项选择题 A class "C" fire would occur in （）
