pick from the following.
(A). Remember: their chief concern is making money, so obviously they're going to spend as little as possible and certainly take advantage of free advertising. This doesn't mean that sites that charge money to post listings are 100% free of untrustworthy sellers.;
(B). You should also be on the lookout for attention to detail that would indicate the dog has an official name. If the dog needs a name, be aware of this.;
(C). Sign up for fliers and promotional materials, and put them on dog classified ads. Try turning some of your fliers into puppy ads.;
(D). Keep an eye out for reviews of the ads so you know what sort of ad they are looking for. Don't be too petty about looking at subscription results and initial reviews.;Choose from options above and answer: What most naturally follows?

How to navigate dog classified ads
Be on guard with free classifieds.
Before you start skimming through classified ads, check whether it's free to post listings or if a fee is charged to do so. Expect to find puppy mills, backyard breeders, and scammers advertising dogs on free sites.
Answer:
(A).