Enviromental because it has to do with pollution.
A. "The child's diet" is a factor that influences the early detection of a childhood disease by a physician. An unhealthy diet will probably cause problems in health, which for a child who does have a healthy diet will not need to suffer. B. can affect a child mentally, but it won't cause a childhood disease. And C. and D. are just silly. A child will not get a disease based on how close the doctor's office is or if the kid is in school or not. Hope this helped!
Answer: self-esteem, peer pressure, role models, and curiosity.
Explanation:
Well if you already have the silver stuff on your tooth the only way to get it out is if your tooth falls out or if the stuff scrapes off...or you could just lower the amount of sugar intake you have.
Hope I could help!!