 
 <prompt> Which one of dem dey youngest, Proto-Indo-European, Sanskrit or Proto-Indo-Iranian? Given di previous question, write a context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: Sanskrit na di main sacred language of Hinduism, a philosophical language for Buddhism, Hinduism, Sikhism and Jainism, and a literary language wey dem dey use as lingua franca for Greater India. E be standardised dialect of Old Indo-Aryan, wey start as Vedic Sanskrit and trace im linguistic ancestry back to Proto-Indo-Iranian and Proto-Indo-European. Today e dey listed as one of di 22 scheduled languages of India and e be official language of di state of Uttarakhand. As one of di oldest Indo-European languages wey get plenti written documentation, Sanskrit dey hold important position for Indo-European studies. 