单项选择题
A.the three elements of fire and explosion
B.lower and upper flammable limits
C.classification of flies and applicable extinguishing agents
D.All of the above
单项选择题 The basic training in fire prevention and fire fighting should include the practical elements which should allow the trainees to acquire the ability to （）.
单项选择题 STCW shall apply to seafarers（） on board seagoing ships entitled to fly the flag of a Party.
单项选择题 While loading bunkers, you notice oil on the water near the vesselWhat should you do first?（）