单项选择题
The main disadvantage is（）in global logistics.
A.unqualified products B.Different languages C.Transportation delayed D.Unreliable delivery of goods
单项选择题 Developed countries, like the US, have moved the some manufactures to the developing countries. Is it true or not? （）
单项选择题 What is the main topic above paragraph? （）
单项选择题 What promotes Third Part Logistics developing its business? （）
