Which of the following is the stated proper sequence before commencing cargo operations aboard Ro-Ro vessels?A.Start ventilation，lower the ramp，notify engine roomB.Lower the ramp，start ventilation，notify engine roomC.Notify engine room，lower the ramp，star

题目内容(请给出正确答案)

Which of the following is the stated proper sequence before commencing cargo operations aboard Ro-Ro vessels?

A.Start ventilation，lower the ramp，notify engine room

B.Lower the ramp，start ventilation，notify engine room

C.Notify engine room，lower the ramp，start ventilation

D.Start ventilation，notify engine room，lower the ramp

参考答案和解析

正确答案：C

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