Which of the following is incorrect about B2C business E-commerce model?

In this e-commerce type, business and consumers are involved.

Here, customers deal directly with the organisation, avoiding any intermediaries.

B2C business E-commerce model performs comparison shopping.

Amazon, Yahoo, etc. do not come under B2C business E-commerce model.

B2C business E-commerce model sells to the public, typically through catalogs utilising shopping cart software.