Answer and Explanation:
The NCAA also known as the National Collegiate Athletic Association is a non profit member led organization that focuses on the well being and success of college athletes.
The answer is probably A but it could be all of them.
Maybe a person in a harmful neighborhood/ school/ house. this would be a cause to harmful health
One of the main reasons why life expectancy dramatically rose in the past century was due to different factors. One that surely contributed to them was better access to medical equipment and medical advances themselves. As well as better nutrition that was available to the common person.