Answer:
B2B e-commerce is larger than B2C e-commerce.
Explanation:
B2B commerce include all the transactions that being done between a business institution and another busines institution. B2C commerce include all the transactions between business institutions and the people.
When we count all value traded in world's commerce, the amount of B2C way surpassed B2B commerce.
But, if we observe e-commerce alone (transaction that being done through internet) , B2B commerce is larger than B2C e-commerce. In united States, B2B e-commerce that occurred in the market worth around $1.1 trillion, while B2C e-commerce only worth around $480 million.