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': 'Bacterial countindoudenum- \nSelect and explain. \nA. 105 per gram, B. 108 per gram, C. 1010 per gram, D. 1012 per gram', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., 105 per gram It is 103-106 bacteria per gram.", 'role': 'assistant'}]