（）is the Internet commerce designed for direct communications and commercial relationship between a firmand its end customer.
- A、B2C
- B、B2B
- C、B2A
- D、A2B
正确答案:A
答案解析:有
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助理物流师(三级)
助理物流师(三级)
（）is the Internet commerce designed for direct communications and commercial relationship between a firmand its end customer.
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