This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Sexually Transmitted Infections, Subject name: Dental
[{'content': 'The shown penile lesion is: \nSelect and explain. \nA. Genital wa, B. Pearly penile papule, C. Balanitis, D. Sebaceous gland prominence', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Pearly papules : - Asymptomatic - Seen in uncircumcised patients - Etiology unknown - Not infective - Normal lesions - No treatment required', 'role': 'assistant'}]