A 49-year-old woman presents to the clinic for a routine exam. She recently quit smoking after a 30-pack-year history and started exercising a little. Past medical history is noncontributory. She takes no medication. Her mother died at 65 from lung cancer. She rarely drinks alcohol and only uses nicotine gum as needed. She admits to having some cravings for a cigarette in the morning before and after work. Which of the following best describes this patient’s stage in managing her nicotine addiction and why?