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

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

单项选择题The Safety Radio Certificate for the cargo Ship is issued（）.

A.by the Radiotelegraphy Authority of a country
B.in accordance with the Government Regulations
C.by Complying with the Provisions of the international Conventions
D.under the Provisions of the SOLAS Convention

单项选择题The Safety of Life at Sea Convention was developed by the（）.

A.IMDG conference
B.American Bureau of Shipping
C.International Maritime Organization
D.American Institute of Maritime Shipping