Verify, then submit
Open the directory yourself. If it looks abandoned, skip it. The software can load browsers. It cannot restore a dead web.
Save what you submitted
The product tracks prior submissions. Use that. Resubmitting the same URL everywhere every month is how people get ignored.
Do not treat this as SEO magic
A listing is a citation and a possible referral. It will not replace a good page. Pair it with the rest of the wheel - the quiz is the page you actually want found.