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: Anatomy
[{'content': 'Both the liver and muscle contain glycogen, yet, unlike liver, muscle is not capable of contributing glucose to the circulation because muscle \nSelect and explain. \nA. Does not have the enzyme glucose-6-phosphatase, B. Glycolytic activity consumes all of the glucose it generates, C. Does not have the enzyme glucose-1-phosphatase, D. Does not have the enzyme glycogen phosphorylase', 'role': 'user'}, {'content': 'Answer: A \nExplanation: .', 'role': 'assistant'}]