This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Concept of health and disease, Subject name: Social & Preventive Medicine
[{'content': 'ICD chapter 21 includes all except \nSelect and explain. \nA. Alcohol, B. Tobacco, C. Injury, D. Drugs', 'role': 'user'}, {'content': "Answer: C \nExplanation: ICD - 10 Chapter 12(factors influencing health status and contact with health) incudes: Problems related to lifestyle Alcohol Tobacco Drug use Lack of physical exercise inappropriate diet and eating habits High-risk sexual behavior Ref: 25th edition Park's Textbook of Preventive and Social Medicine, Page no. 57", 'role': 'assistant'}]