This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous system, Subject name: Physiology
[{'content': 'What will be the effect on respiration if a transaction is made between pons and medulla? \nSelect and explain. \nA. Apnoea, B. Irregular and gasping, C. No effect, D. Slow and deep', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ref: Ganong 25th ed/page 656', 'role': 'assistant'}]