Which e-commerce business model used in procurement and sourcing has a seller-operated service that consists of a number of electronic catalogs from suppliers within a market.

The correct answer is: electronic marketplace.

Explanation:

An electronic marketplace gathers sellers and suppliers through the worldwide web who offer their products virtually to fasten the purchase process and reach a larger number of consumers. These characters have a well-structured business even if it is not physical. Their objective is to give consumers to shop online without the need of going to the store in person.