You are on a containership. The cargo includes a container of small arms ammunition，a container of lead-acid storage batteries and bottles of methyl acetylene. Which statement is TRUE?（）.

The weight of the container and its contents is supported on deck by what part(s)?（）.

The development of the container system（）.

In the case of the leading marks，the master may（）to show these in the bill of lading if the goods or their containers are not clearly marked in such a manner as should ordinarily remain legible until the end of the voyage.

Where a container，pallet or similar article of transport is used to consolidate goods，the number of packages or units enumerated in the bill of lading as packed in such article of transport（）to be the number of packages or units in calculating the amount beyond which the carrier or the ship is not reliable.

A container with high cube would most likely be used to stow（）.

A half-height container is used（）.

What is the meaning of the term tare weight?（）.

You are in a tropical port. The refrigeration machinery on a container loaded with air-cooled fruit fails. It cannot be repaired for 18 to 24 hours. Which step should you take to reduce the temperature rise and spoilage of the fruit?（）.

The use of containers will make the cargo-handling safer if（）that the man-hours of exposure to risk will decrease.