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': 'Species of Anopheles transmitting transmitting malaria is urban areas is \nSelect and explain. \nA. Culcifacies, B. Stephensi, C. Minimus, D. Fluviatilis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]