Many teens are required to sleep more than 8 hours and even for adults 9-10 hours of sleep is good. There is no such thing as having too much sleep can kill you becausr
1. This website looks pretty safe and reliable therefore i placed it as number 1 , kidshealth is a popular site, it is a organization therefore, it looks credible and the ads have to do with the same topic as sleep.
This website looks like a organization since the domain name is org. I would say this is #4 because the ads are distracting from the topic, although it does have an S in the site name, but it does have a qualified publisher.
I would say this site is #2 because it seems helpful, correct, and like a secure site. The website is a organisation therefore it has org. in the website name overall, this site seems trustworthy.
I believe this site is #3 because it contains hints that it's secure, an organization, and theres credits given to qualified publisher. The site seems educational and correct about a variety of facts and it has been recently updated.