This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
[{'content': 'A chronic smoker taking 20 cigarettes per day has developed chronic cough. His family would like him to quit smoking. He is willing to quit but thinks that quitting will make him irritable. Which of the following option best describes the stage of behaviour change? \nSelect and explain. \nA. Action, B. Preparation, C. Precontemplation and preparation, D. Contemplation', 'role': 'user'}, {'content': "Answer: D \nExplanation: The patient in the question is a chronic smoker, although he is worried about quitting smoking, he is ready for it as suggested by his family members. So he is most likely to be in the stage of contemplation and cost analysis according to the 'stages of behaviour change' model. In this stage, smokers realize or admit that tobacco use is unhealthy and they intend to quit smoking in the next 6 months. Ref: Essential Concepts for Healthy Living By Sandra Alters, 5th edition, page 9-10.", 'role': 'assistant'}]