This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Photosensitive Disorders, Subject name: Skin
[{'content': '19 year old girl presents with ligh brown pigmentation over Malar eminence, likely diagnosis is- \nSelect and explain. \nA. Chloasma, B. SLE, C. Melasma, D. Melanoma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans- C. The likely diagnosis could be Melasma . Following history should be noted- 1. Non pregnant female- Melasma 2. Pregnant Female- Chloasma.', 'role': 'assistant'}]