Weil-Felix reaction is based on sharing of antigens between

Q. Weil-Felix reaction is based on sharing of antigens between

A.            sheep RBCs and EB virus

B.            mycoplasma and human O group RBCs

C.            rickettsial antigens and antigens of certain strains of Proteus

D.            none of these

Answer: rickettsial antigens and antigens of certain strains of Proteus