According to the Nicotine-Titration Model,smokers Who Are Physically Dependent on Nicotine

Multiple Choice

According to the nicotine-titration model,smokers who are physically dependent on nicotine:

A) regulate their smoking to maintain a steady level of the drug in their bodies.
B) are also psychologically dependent on nicotine.
C) are genetically sensitive to the physiological effects of nicotine.
D) will also be at increased risk for other addictions.