2016 1 2 3 4 55-C credit evaluating model 6the profit rate level of a company is mostly determined by( ) A.risk B.function C.salsD.asset 7 8 9( )invovled Export Buyers Credit A.exporter B.Sinosure C.importer D.financing banks 10 11 A. 15% B. B. 12 13 A. 14 A. 15 A. 16 17 A. B. 18 19