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': 'Antagonist which generates an action opposite to a substance but by binding to the different receptors is known as: \nSelect and explain. \nA. Physical antagonist., B. Chemical antagonist., C. Physiological antagonist., D. Pharmacologic antagonist.', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]