Which of these is an example of a positive influence on avoiding tobacco abuse? a. seeing advertisements for tobacco b. watching music videos that show smokers c. looking up to an actor who advocates against tobacco d. being with tobacco users

The effect of alcohol varies from one person to another, mostly because it depends on the blood alcohol concentration, or bac. what does blood alcohol concentration not depend on? a. amount of food in the stomach b. gender and size of the drinker c. rate of consumption d. time of drinking