Which of the Following Is a Feature of Smoking and Weight

Which of the following is a feature of smoking and weight maintenance?

A) Smokers on average weigh about 5 lbs more than nonsmokers
B) Smoking a cigarette increases the appetite for energy-dense foods
C) People who give up smoking gain an average of 10 lbs in the first year
D) Psychotherapy is effective at reducing either smoking or body weight but not both