<Li> Babu Gulabrai (1888--1963): an eminent critic, philosopher and essay writer, known for his biography Meri Asafaltaein </Li> <Li> Jaishankar Prasad (1889--1937), stalwart of the literary movement called Chhayavaad . </Li> <Li> Sahajanand Saraswati (1889--1950), books on peasant movement and the nationalist struggle, autobiography (mera jeevan sangharsh) and many others . </Li> <Li> Rahul Sankrityayan (1893--1963), widely travelled scholars of India </Li>

Describe briefly the development of hindi as a language of literature