Rigveda , Yajurveda , Atharvaveda , Ayurveda , Samveda
Option:
Justification: All except Ayurveda are names of holy scriptures, the four vedas. Ayurveda is a branch of medicine.

Rigveda , Yajurveda , Atharvaveda , Ayurveda , Samveda
Justification: All except Ayurveda are names of holy scriptures, the four vedas. Ayurveda is a branch of medicine.