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$1$

Dominic lists his camera for sale on an online auction site. Chloe is the highest bidder and purchases the camera. How does the auction site earn its revenue through the transaction?

A$.$ Dominic pays the difference between the highest and lowest bids to the auction site.

B$.$ Chloe pays the difference between the highest and lowest bids to the auction site.

C$.$ Chloe pays a commission to the auction site.

D$.$ Dominic pays a small fee to the auction site.