Causative agent of syphilis-
High-Yield Explanation
Ans. is 'd' i.e., Treponema pallidum SpirocheteSpeciesDiseaseTreponemaPallidumEndemic umPertunaeCarateumSyphilisBejelYawsPintaBorretiaBurgdorferiRecurrentisVincentiLyme diseaseRelapsing feverVincent anginaLeptospiraInterrogansWeil's disease