The correct option is D (d) All of the above
The Pallavas were great patrons of learning. Their capital Kanchi was an ancient centre of learning. The Ghatika at Kanchi was popular and it attracted students from all parts of India and abroad. The Nayanmars and Alwars composed religious hymns in Tamil. The Devaram composed by Nayanmars and the Nalayradivyaprabandam composed by Alwars represent the religious literature of the Pallava period.