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: Pathology
[{'content': 'All about herpangina are false except \nSelect and explain. \nA. May lead to high grade fever, B. May cause Dysphagia, C. May lead to vesicles formation in Anterior part of mouth around 20-30 in number, D. Anterior Portion of mouth have only minor vesicles', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]