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': 'In mycetoma, pink to red granules are produced by \nSelect and explain. \nA. Madurella, B. Aspergillus, C. Actinumadura madurae, D. Actinomadura pelletri', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Actinomadura pelletri - Pink to red granules.\nMadurella species - Black.\nNocardia - White to yellow.\nActinomadura madurae - White to yellow.', 'role': 'assistant'}]