The correct answer is C. Both A & B.
The Saivaite Nayanmars and the Vaishnavaite Alwars were two groups of Tamil saints who lived in the 6th to 9th centuries CE. They were both devoted to their respective deities, Shiva and Vishnu, and their hymns and poems are still widely read and revered today.
The Nayanmars were 63 saints who were devoted to Shiva. They lived in Tamil Nadu and were known for their piety and devotion. They are said to have performed many miracles and to have been instrumental in spreading the message of Saivism.
The Alwars were 12 saints who were devoted to Vishnu. They lived in Tamil Nadu and were known for their piety and devotion. They are said to have performed many miracles and to have been instrumental in spreading the message of Vaishnavism.
The Pallavas, Pandyas, and Cholas were three dynasties that ruled over Tamil Nadu from the 3rd to the 13th centuries CE. They were all patrons of the arts and literature, and they supported the Saivaite Nayanmars and the Vaishnavaite Alwars.
The Saivaite Nayanmars and the Vaishnavaite Alwars were both important figures in the development of Hinduism in Tamil Nadu. Their hymns and poems are still widely read and revered today, and they continue to inspire people all over the world.