Original sentence: It is a medium of education up to the post-graduate level in the state of Nagaland.The language has been carried to all parts of the country by the waves of emigrants, most of whom are students and this has led to further enrichment of the language, which it is hoped will ensure the survival of the language for generations to come
Edited sentence: It is a medium of education upto the post-graduate level in the state of Nagaland.The language has been carried to all parts of the country by the waves of emigrants, most of whom are students and this has led to further enrichment of the language,which hopefully will ensure its survival for generations to come