单项选择题
A.remove combustibiles from direct exposure
B.cool the bulkhead around the fire
C.close all openings to the area
D.shut off electrical power
单项选择题 When welding or burning aboard a vessel, you must be certain that the space （）.
单项选择题 The most likely place for a fire to start through the process of spontaneous combustion is in （）.
单项选择题 Which of the circumstances listed is an exception to the garbage discharge requirements in Annex V to MARPOL 73/78?（）