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': 'Which of the following statement is true among the following: \nSelect and explain. \nA. Clinically efficacy is more important than potency., B. Clinically Potency is more important the efficacy., C. Both have equal efficacy., D. None.', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]