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': 'Wasserman test is \nSelect and explain. \nA. Agglutination test, B. Precipitation test, C. Neutralisation test, D. Complement fixation test', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ref: Ananthanarayana textbook of Microbiology 9th edition Pgno : 120 Complement fixation test Direct complement fixation test Wasserman test Syphilis Indirect complement fixation test T.pallidum immobilization test Syphilis Sabin Feldman dye test Toxoplasmosis Cytocidal test Vibrio Immunoadherence Vibrio , T.pallidum', 'role': 'assistant'}]