Global logistics -MC question: please provide explanantion: true answer please

Question 1

1a

A few rules of container packing are the responsibility of the shipper and include all but:

1. weight should be evenly distributed and the centre of gravity kept as low as possible.
2. liquids should be placed above solids with blocking in between layers to dampen vibrations
3. cargo must be secured with blocking or dunnage
4. container should be undamaged

1b) Name the two basic types of ocean services

1) RTW and Liner Services

2) Liner Services and Itinerant or Tramp Services

3) Liner Services and Feeder Services

4) Feeder and Tramp Services

1c)

Select the approximate percentage, by volume, of international trade that is carried by ships.

1) 75%

2) 55%

3) 95%

4) 85%

1d) All containers are identified with special marks including all but which of the following

1. maximum gross weight
2. hazardous materials classes allowed
3. country code
4. serial number