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: Pharmacology
[{'content': 'Two drugs having opposite action on different receptors is which type of antagonism ? \nSelect and explain. \nA. Physical antagonism, B. Competitive antagonism, C. Non competitive antagonism, D. Physiological antagonism', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]