Control of fire should be addressed（）.

单项选择题Considering the general circulation of the atmosphere，the wind system between latitudes 30°N and 60°N is commonly called the（）.

A.prevailing westerlies
B.horse latitudes
C.trade winds
D.subpolar low pressure belts

单项选择题Consideration should be given in planning for the mooring orientation in a new location so that in adverse weather a crane is available to off-load the supply vessel on what side of the unit?（）

A.Weather side
B.Leeward side
C.Upwind side
D.Crosswind side

单项选择题Concerning the identification signal for a pilot vessel，in fog，which statement is TRUE?（）

A.When at anchor，the pilot vessel is only required to sound anchor signals
B.The identification signal must be sounded any time the pilot vessel is underway
C.The pilot vessel may only sound the identity signal when making way
D.All of the above

单项选择题Concerning a celestial observation，the azimuth angle is measured from the principal vertical circle to the（）.

A.Greenwich celestial meridian
B.hour circle of the body
C.local celestial meridian
D.vertical circle of the body

单项选择题Compliance with the terms of the load line certificate on a ship is the responsibility of the（）.

A.Ballast Control Operator
B.Barge Supervisor
C.Master or Offshore Installation Manager
D.operators representative