This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Tumours of skin, Subject name: Dental
[{'content': 'Risk factors for developing melanoma is all except: \nSelect and explain. \nA. Cafe-au-lait spots, B. Sunburns, C. Family history, D. Dysplastic Nevus', 'role': 'user'}, {'content': 'Answer: A \nExplanation: FACTORS ASSOCIATED WITH INCREASED RISK OF MELANOMA * Dysplastic nevi (10-fold increased risk) Total body nevi (higher number = higher risk) Family or personal history Ultraviolet exposure/sunburns/tanning booths Light skin/hair/eye colour Poor tanning ability Freckling CDKN2A, CDK4, MITF mutations MC1R variants', 'role': 'assistant'}]