12. During the past 30 days, did you smoke any tobacco?	Yes	No	(circle one)
13. During the past 30 days, did you have at least one drink of alcohol?	Yes	No	(circle one)
14. During the past 30 days, did you chew at least one betel nut?	Yes	No	(circle one)
15. During the past 30 days did you chew any tobacco (with or without betelnut)?	Yes	No	(circle one)