CTET 2 Social and Science Dec 2018 Paper

Rig veda is a collection of vedic Sanskrit hymns. The Rig veda was likely to be composed between 1700-1100 BCE. Making it one of the oldest text of any Indo-Iranian language. It includes more than thousand hymns called sukta.
Pali and Prakrit languages that were spoken during the time of the Buddha. The language of ordinary people.
Brahmi : It is the name of the oldest writing systems used in Ancient India. It was supposedly started by Ashoka.