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': 'A 30-year-old male present with urethritis. All of the following can be causative agent except: \nSelect and explain. \nA. N. gonorrhoeae, B. Chalmydia trachomatis, C. Trichomonas vaginalis, D. Hemophilus ducreyi', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (d) Hemophilus ducreyi Causes of urethritis are: Neisseria gonorrhoea (MC) Chlamydia trachomatis Ureoplasma urealyticun Mycoplasma hominis Herpes virus Cytomegalovirus Gardenella vaginalis Acinetobacter woffi, Ac calcoaceticus Candida albicans Trichomonas vaginalis', 'role': 'assistant'}]