What are the major type of EC transaction?

The major types of electronic commerce (EC) transactions include Business-to-Consumer (B2C), where businesses sell directly to consumers; Business-to-Business (B2B), involving transactions between companies; Consumer-to-Consumer (C2C), where consumers sell to each other, often facilitated by platforms like eBay; and Consumer-to-Business (C2B), where individuals offer products or services to businesses. Each type leverages online platforms to facilitate transactions, enhancing convenience and accessibility for all parties involved.