Dutch Internet auction
Name Your Own Price auction
English auction
Professional service auction
✅ The correct answer is C.
The most popular type of auction on eBay is the English auction. English auction, also known as an open ascending price auction. This type of auction is arguably the most common form of auction in use today.
The most popular type of auction on eBay is the English auction. English auction, also known as an open ascending price auction. This type of auction is arguably the most common form of auction in use today.