- 搜标题
- 搜题干
- 搜选项
单项选择题
The components of the e-commerce system includes ________.
A．the network platform, buyers and sellers, certification center, payment center, logistics center, customer service center, and e-commerce service providers
B．the network platform, buyers and sellers, certification center, payment center, logistics center, and e-commerce service providers
C．the network platform, certification center, payment center, logistics center, and e-commerce service providers
D．the network platform, buyers and sellers, certification center, payment center, and logistics center
B．the network platform, buyers and sellers, certification center, payment center, logistics center, and e-commerce service providers
C．the network platform, certification center, payment center, logistics center, and e-commerce service providers
D．the network platform, buyers and sellers, certification center, payment center, and logistics center
