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': 'Antibiotic treatment of choice for treating cholera in an adult is a single dose of: \nSelect and explain. \nA. Tetracycline, B. Co-trimoxazole, C. Doxycycline, D. Furazolidone', 'role': 'user'}, {'content': "Answer: C \nExplanation: Doxycycline - antibiotic of choice for adults only single dose suffices. TMP-SMX - antibiotic of choice for children. Furazolidone - antibiotic of choice for pregnant women. Ref: Park's Textbook Of Preventive And Social Medicine By K. Park, 19th Edition, Page 193; Park's Textbook Of Preventive And Social Medicine By K. Park, 18th Edition, Page 181", 'role': 'assistant'}]