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': '23 year old lady sony develops brown macular lesions over bridge of nose and cheek following exposure to light. The probable diagnosis is \nSelect and explain. \nA. SLE, B. Acne Rosacea, C. Chloasma, D. Photodermatitis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Chloasma', 'role': 'assistant'}]