The correct option is A Rig Veda
Rig Veda makes a clear reference to Rishabha and Arsishtanami , the Jaina tirthankaras. Rishabha , the first tirthankar of Jainism , is known to be an incarnation of Lord Vishnu. He is mentioned in the Bhagavat Purana and the Rig Veda and Arishtanemi also called Neminatha the 22nd of the 24 Tirthankaras of Jainism a traditional religion of India.While the last two Tirthanakaras may be considered historical personages. Arishtanemi is a legendary figure. Said to have lived 84,000 years before the coming of the next Tirthankara.