Answer : 3. "संस्कृत"
Explanation :

The origin language of these texts is Sanskrit. The Vedas are considered Shruti texts. The Vedas consist of four parts: Rig Veda, Sama Veda, Yajur Veda, and Atharva Veda. Each Veda is subcategorized into Samhitas, Brahmanas, Aranyakas, and Upanishads.