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': "Wood's Lamp used in \nSelect and explain. \nA. Tinea pedis, B. Pityriasis versicolor, C. Sporotrichosis, D. All of the above", 'role': 'user'}, {'content': "Answer: B \nExplanation: Wood’s lamp is a device that detects fluorescence structures which gives different color.\nIn fair skin individuals Wood's Lamp detects Vitiligo (and other depigmentations) even when it is not visible to the eye\xa0under normal light conditions.", 'role': 'assistant'}]