This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cervical Carcinoma, Subject name: Gynaecology & Obstetrics
[{'content': 'Nanovalent vaccine offers protection against which type of HPV virus: \nSelect and explain. \nA. Types 6,8,10,11,31,33,45,52 & 58, B. Types 6,11,16,18,31,33,45,52,58, C. Types 6,11,16,18,31,38,44,55,58, D. Types 6,11,16,18,19,31,32,33,34', 'role': 'user'}, {'content': 'Answer: B \nExplanation: HPV vaccines Gardasil 9 For types 6,11,16,18,31,33,45,52,58 Gardasil 4 For types 6,11,16,18 Cervarix For types 16,18 Age when vaccine should be given is 9-25 yrs.', 'role': 'assistant'}]