You are on a containership carrying a tank container that had been filled with sodium hydroxide solution. The container is empty but has not been cleaned. Which，if any，placard is required?（）.

During cargo operations，your vessel develops a list due to the center of gravity rising above the transverse metacenter. To correct the list，you should（）.

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?（）.

Cargoes that might leak from containers are known as（）.

What is NOT an advantage of containership operations over conventional break-bulk operations? （）.

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.

Because of the arrangement of the cell guides，the MOST important factor while loading containers is the（）.

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?（）.

Under the Carriage of Goods by Sea Act of 1936，a vessel will be liable for damage to cargo when the damage arises out of（）.

Which factor does NOT affect the required freeboard of a cargo vessel? （）