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: Microbiology
[{'content': "Traveller's diarrhoea is caused by ? \nSelect and explain. \nA. Enteropathogenic E. coli, B. Enterohaemorrhagic E. coli, C. Enterotoxigenic E. coli, D. Enteroinvasive E. coli", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. is `c i.e., Enterotoxigenic E. coli', 'role': 'assistant'}]