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: Skin
[{'content': '19 years old girl has multiple papulo pustular erythematous lesions on face and neck, the likely diagnosis is \nSelect and explain. \nA. Acne rosacae, B. Acne Vulgaris, C. Pityriasis Versicolour, D. Lupus Vulgaris', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Acne Vulgaris', 'role': 'assistant'}]