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': 'Following is true about C reactive protein -a) Detected by precipitation with carbohydrateb) Raised in acute pneumococcal infectionc) It is an antibodyd) Detected by agglutination test. \nSelect and explain. \nA. c, B. d, C. ab, D. bd', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]