Question $14($Mandatory$)(0\mathrm{.}5$ points$)$

Which of the following is a key difference between auctions and clearinghouses?

a$)$ Auctions support a competitive bidding process, whereas clearinghouses sell at a stated price

b$)$ Auctions are used for low$-$value products, whereas clearinghouses are used for high$-$value products.

$$ c$)$ Clearinghouses take title to the goods they sell, whereas auctions do not.

d$)$ Clearinghouses facilitate only B$2$B sales, whereas auctions facilitate B$2$B and B$2$C sales