What Is the Major Difference Between B2B and B2C E-Commerce

Multiple Choice

What is the major difference between B2B and B2C e-commerce?

A) Customers interact freely in a B2B marketplace;they do not in a B2C marketplace.
B) Consumers are fickle in a B2B marketplace;long time relationships are established between the consumer and its business partner in B2C e-commerce.
C) Interaction between consumers and businesses are direct in the B2B market;they are indirect in the B2C market.
D) The B2B marketplace does not involve consumers,just business partners;the B2C marketplace involves consumers.