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
Which of the following is a neutralization test? 
Select and explain. 
A. Schick test, B. ASLO, C. Haemagglutinin test, D. VDRL test
A: Schick test
Answer: A: Schick test 
Explanation: Neutralization tests:1.Virus neutralization tests2.Toxin neutralization3.Schick test4.Anti-streptolysin O (ASO)5. Nagler's reactionRef: Ananthanarayan 9th edition, 112