单项选择题
A.Ordering B.Procurement C.Purchasing D.Application
What is the most important marker-related factor to the...
单项选择题What is the most important marker-related factor to the transport cost?（）
A.Location of market B.Government regulation C.Competition D.Seasonality of products flow
What is the most important product-related factor to th...
单项选择题What is the most important product-related factor to the transport cost?（）
A.Linkages B.Distance C.Equipment D.Time
How many product-related factors are there to influence...
单项选择题How many product-related factors are there to influence the transport cost?（）
A.Four B.Three C.Two D.Five
