This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
[{'content': 'If convulsions are present, which vaccine should not be given? \nSelect and explain. \nA. DPT, B. Oral Polio, C. BCG, D. Tetanus toxoid', 'role': 'user'}, {'content': "Answer: A \nExplanation: (Refer: K. Park's Textbook of Preventive and Social Medicine, 24th edition, pg no: 172)", 'role': 'assistant'}]