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單項(xiàng)選擇題

It is important to note that from the core company’s perspective, the supply chain includes （）, upstream supplier and down stream customers.

A.Internal functions
B.External functions
C.Information systems
D.Physical distribution

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單項(xiàng)選擇題

If a shipper has strict arrival and departure requirements, which kind of transport mode he should consider firstly?（）

A.Railroad
B.Motor
C.Both of them
D.Neither of them

單項(xiàng)選擇題

（）are respectively the dominant transport mode in China and in the United States.

A.Rail and motor
B.Motor and rail
C.Rail and rail
D.Water and rail