This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET Jan 2020, Subject name: Microbiology
[{'content': 'Urethritis in males is not caused by: \nSelect and explain. \nA. H. ducreyi, B. Trichomonas, C. Chlamydia, D. Gonococcus', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Hemophilus ducreyi causes soft sore/chancroid. Chocolate agar withIsoVitale Xis used for its culture. Infectious causes of urethritis- Neisseria gonorrhoeae Chlamydia trachomatis Trichomonas vaginalis Mycoplasma genitalium Herpes simplex virus Adenovirus', 'role': 'assistant'}]