C2B可以看作是B2C的反向过程，也可以看作是B2C和C2C的一个有效补充。C2B can be seen as a reverse process of B2C and an effective supplement to B2C and C2C.

C2B可以看作是B2C的反向过程，也可以看作是B2C和C2C的一个有效补充。C2B can be seen as a reverse process of B2C and an effective supplement to B2C and C2C.
A.正确
B.错误
正确答案：正确