A chart with a scale of 1:80，000 would fall into the category of a（）.

A continuous watertight bulkhead on a ship is normally also a(n)（）.

A “reaching” course is one in which the wind（）.

A “full service” Loran-C receiver will provide（）.

A block and tackle is “rove to advantage”. This means that the（）.

A vessel’s quarter is that section which is（）.

A tonnage tax is levied according to the（）.

A conscious victim who has suffered a blow to the head has symptoms that indicate the possibility of concussion. If the patient feels no indication of neck or spine injury，recommended treatment would include（）.

A casualty report of an intentional grounding of a ship is required under what condition?（）

A chart projection depicting the poles and a small area on either side of a connecting meridian，that is sometimes used for star charts，is the（）.