To determine the number of portable fire extinguishers required on an inspected vessel，you should check the（）.

单项选择题To determine the number of inflatable liferafts required on a vessel，you should check the （）.

A.Load Line Certificate
B.SOLAS Certificate
C.Stability Letter
D.Certificate of Inspection

单项选择题To determine the number of certificated lifeboatmen required on a vessel，you should check the （）.

A. Load Line Certificate
B. Certificate of Inspection
C. Safety of Life at Sea Certificate
D. operations manual

单项选择题To determine the number of able seamen required on an inspected vessel，you should check the （）.

A.Load Line Certificate
B.operations manual
C.Safety of Life at Sea Certificate
D.Certificate of Inspection

单项选择题To determine the number of Able Seamen required on a mobile offshore drilling unit，you should check the（）.

A.load line certificate
B.Operations Manual
C.Safety of Life at Sea Certificate
D.Certificate of Inspection

单项选择题The use of sinking and dispersing chemical agents for removal of surface oil is（）.

A.the most common method
B.too expensive for common use
C.generally safe to sea life
D.authorized only with prior approval of the governmental On-Scene Coordinator