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: Microbiology
[{'content': 'Principal of using Robeson cooked meat broth: \nSelect and explain. \nA. Meat kills other bacteria, B. Meat is utilized by anaerobes, C. Content of meat extract utilize 02, D. All of the above', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is. 'c' i. e., Content of meat extract utilize 02", 'role': 'assistant'}]