SalesCostreferstothecostsofinternationalmarketingandsalesactivities,forexample,advertising,salestripexpenses,commissionsintermediaryservices.

SalesCostreferstothecostsofinternationalmarketingandsalesactivities,forexample,advertising,salestripexpenses,commissionsintermediaryservices.
A.正确
B.错误
正确答案：A