1. according to the national clearing house of alcohol and drug information (NCADI), most children under the age of___, who do not participate in drug and alcohol abuse, is virtually certain to never do so.
   

~20

~21

~23

~19

1. the average age when youth first try alcohol is__years for boys and__ years for girls. the average age at which americans begin drinking regularly in 15.9 years old.
   

~9 and 12

~11 and 13

~10 and 15

~16 and 18

1. _____ is the addictive chemical found in tobacco.
   

~tar

~nicotine

~charcoal

~all of the above