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: Gynaecology & Obstetrics
[{'content': 'First symptom invulval cancer is- \nSelect and explain. \nA. Pain, B. Pruritis, C. Ulcer, D. Blood discharge', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. B.PruritisWomen with WN and yulvar cancer commonly present with pruritus and a visible lesion.However, pain, bleeding, and ulceration may also be initial complaints'", 'role': 'assistant'}]