the undersigned，Master of MV Roslyn，certify that my vessel（）the conditions laid down in Articles 18 and 45 of the Navigation Regulations.

The undersigned（）that he is duly authorized by the said Government to issue this certificate.

A.claims
B.declares
C.complains
D.says

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The survey will in no way（）cargo operation，but the main engine will require four-hour notice to be ready if necessary after completion of the survey.

A.effect
B.influence
C.affect
D.impress

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