单项选择题
A.is properly vented
B.contains no explosive fumes
C.has no oil in the bilges
D.all of the above
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?（）
单项选择题 In which of the areas listed is a fire resulting from spontaneous combustion most likely to occur?（）