Indian credit rating industry mainly comprises of CRISIL, ICRA, CARE, ONICRA, FITCH (India Ratings & Research) & SMERA.
CRISIL - Credit Rating Information Services of India Limited - Headquarter – Mumbai
ICRA - Investment information and credit rating agency - Headquarter - Gurgaon, India
CARE - Credit Analysis and Research - Headquarters – Mumbai
ONICRA - Headquarter - Gurgaon, India
SMERA - Headquarters – Mumbai
Fitch (India Ratings & Research) - Headquarters – Mumbai. India Ratings & Research is a 100% owned subsidary of Fitch group.
Thus, option 5 is correct as all the given options are credit rating agencies operating in India.