Weil -felix reaction positive with OXK antigen in -
High-Yield Explanation
Ans. is 'b' i.e., Scrub typhus Weil felix ReactionDiseaseOX-19OX-2OX-KRocky Mountain spotted fever++-Rickettsial pox---Epidemic typhus+--Bril - Zinsser disease+/---Scrub typhus--+Endemic typhus+--Trench fever--_Q fever---