Which of the following is suitable for bagged cargo?（）.

A.Duration of the voyage
B.Types of cargo units and vehicles to be carried
C.Weight of cargo units and vehicles
D.All of the above

A.Lower the stern ramp，raise/open the stern door，turn on ventilation for cargo holds
B.Turn on ventilation for cargo holds，raise/open the stern door，lower the stern ramp
C.Turn on ventilation for cargo holds，lower the stern ramp，raise/open the stern door
D.Raise/open the stern door，lower the stern ramp，turn on ventilation for cargo holds

A.Exhaust gas pressure from the stack
B.High capacity fan
C.Inert gas compressor
D.Natural aspiration