Approximately percent of adult smokers start when they are teens.
a.50
c.20
b.90
d.5

The correct answer would be option b. 90. Approximately 90 percent of adult smokers start when they are teens. Based on the given facts about teen smoking, most of these teens start smoking at the age of 19 and 30 percent of these teen smokers will continue smoking and die early due to smoking-related diseases. 

Hey bby was a great time for y’all and tyty