_____and______E-commerce models are the most widely used models.
A. B2C and B2B
B. G2G and C2C
C. B2B and G2B
D. C2C and B2C
Answer:B
_____and______E-commerce models are the most widely used models.
A. B2C and B2B B. G2G and C2C C. B2B and G2B D. C2C and B2C