Ben buys an Olympus E$-$PL$2$ from Sony which starts malfunctioning. When he opts for an exchange, the customer representative says that an exchange or repair is not possible because the damage was of a physical nature and not covered under warranty. Which of the following consequences, if true, would be an example of consumer$-$to$-$consumer electronic commerce?

A$.$ Ben files an online suit against Sony.

B$.$ Ben files a complaint on Sony's Web site asking for an escalation.

C$.$ Ben sells the Olympus E$-$PL$2$ to Balvinder Singh in India through eBay.com.

D$.$ Ben sells the Olympus E$-$PL$2$ to the world's largest used camera dealer KEH.com.

E$.$ Ben buys a Canon G $12$ from Sony's online store.