This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mycology, Subject name: Microbiology
[{'content': 'Black dot ring worm is caused by - \nSelect and explain. \nA. Microsporum, B. Trichophyton, C. Epidermophyton, D. Candida', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. is \'b\' i.e., Trichophyton o Black dot lesions are seen in Tinea capitis.o The hairs are broken at the level of the skin surface producing a picture of black dots in an area of alopecia,o T. tonsurans is the chief cause of "black dot1\' tinea capitis.', 'role': 'assistant'}]