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: Social & Preventive Medicine
[{'content': 'All of the following activities of Junior Red cross except – \nSelect and explain. \nA. Military hospital worker, B. Village uplift, C. Prevent epidemic work, D. Any of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]