Thebunkerispayableby（）duringtheperiodofvoyagecharter.
A、shipowner
B、charterer
C、carrier
D、consignor
TheAirWaybillisthemostimportantdocumentinaircargotransportation.Itservesas（）.
A、receiptanddeliveryofshipment
B、documentoftitle
C、evidenceofcontractoftransport
D、customsdeclaration
Timecharteringmeansthatthechartererhiresthevesselforaperiodoftimewithoutcrew.
（）arethedocumentsusedinaircargotransportation.
A、SLI
B、SWB
C、AWB
D、cargomanifest
Underatimecharterparty，thechartererpaysfor（）.
A、capitalcost
B、fuel
C、lingcosts
D、wagesofcrew