Teenage smoking was higher in the 70s but has lowered throughout the years. in 1997 about 25% of seniors in high school smoked. now the percentage is 6% in 12th grade, 3% in 10th grade, and 1% in 8th grade for daily smokers in 2015. But nearly 90% of reported smokers started before they were 18, and 11% of seniors reported smoking in December of 2016 and November of 2016.
Answer:
Intrinsic is generally most effective
Didn't see any options so I can't help
Answer:
A. CDC
Explanation:
The CDC is the best source of information for a lot of things, addictions, diseases, and even eating disorders. Check out their website for more info regarding eating disorders if you're curious.