I Am a Health Psychologist Who Is Interested in Reducing

I am a health psychologist who is interested in reducing the prevalence of smoking. According to your textbook, to be most effective I should focus my efforts on

A) educational programs designed to prevent people from beginning smoking
B) getting occasional smokers to stop smoking to reduce the peer pressure of smoking
C) vivid and frightful images of a heavy smoker's lung damage
D) programs to hypnotize heavy smokers to force them to quit