Answer: 4 - Initiation, 16 - Memory, 2 - Smoking, 15 - Liver, 14 - Hallucinogens, 5, Narcotics, 18 - Nicotine, 19 - Poisoning, 10 - Meth, 9 - Cocaine, 8 - Weed, 12 - Four, 13 - Caffeine, 17 - Steroids, 7 - Alcohol, 6 - Addiction, 11 - No, 1 - Stress, and 3 - Oral