This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Spirochetes, Subject name: Microbiology
[{'content': 'Causative agent of syphilis- \nSelect and explain. \nA. Treponema pertunae, B. Treponema endemicum, C. Treponema corateum, D. Treponema pallidum', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Treponema pallidum SpirocheteSpeciesDiseaseTreponemaPallidumEndemic umPertunaeCarateumSyphilisBejelYawsPintaBorretiaBurgdorferiRecurrentisVincentiLyme diseaseRelapsing feverVincent anginaLeptospiraInterrogansWeil's disease", 'role': 'assistant'}]