Concept:Kuduk is the language spoken by a tribal community that lives in the forests of Jharkhand.Explanation:The word "Torang" in Kuduk means forest.The Kuduk community is primarily found in the forest regions of Jharkhand.They are Adivasis who lead a simple life dependent on forests.Hence, the Kuduk language is native to the people of Jharkhand.Answer:Option D. Jharkhand