A chapter or unit overview because a copyright page only has copyright information for the book, not any classroom subjects and the appendix holds extra refrences if you want to learn more.
It supports the idea that people move too quickly and forget to experience the present moment.
A sports medicine journal found online is the most credible source because it focuses on the topic of sports medicine.
The other answers are wrong because they are not credible, like the professional athlete who doesn't specialize in medicine or the article in the historical section, or on topic, humorous essay.
Hope this helps!!!
He kept him in the house and did not often let him go out.
