Question

of high school students that smoke, how many will smoke as adults? 1 of 4 2 of 4 3 of 4 4 of 4 what is the known addictive substance in tobacco? caffeine codeine guarine nicotine

Explanation:

• For the first question, it is a common statistic in health - related studies that about 3 out of 4 high - school smokers will continue smoking as adults.
• For the second question, nicotine is the well - known addictive substance in tobacco. Caffeine is in coffee, codeine is a pain - relieving drug (opioid - related), and 'guarine' is not a correct term in this context.

Answer:

• First question: 3 of 4
• Second question: Nicotine