This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: general microbiology, Subject name: Microbiology
[{'content': 'Which of the following is a neutralization test? \nSelect and explain. \nA. Schick test, B. ASLO, C. Haemagglutinin test, D. VDRL test', 'role': 'user'}, {'content': "Answer: A \nExplanation: Neutralization tests:1.Virus neutralization tests2.Toxin neutralization3.Schick test4.Anti-streptolysin O (ASO)5. Nagler's reactionRef: Ananthanarayan 9th edition, 112", 'role': 'assistant'}]