4. Who is the author of the book titled 'Birsa Munda - Janjatiya Nayak'? A.Hiren DoshiB.Prof. Alok ChakrawalC.Karuna Shankar MisraD.Devinder Banwet
Explanation: The book has been written by Prof. Alok Chakrawal, Vice-Chancellor, Guru Ghasidas Vishwavidyalaya, Bilaspur, Chhattisgarh. the correct option of this question is option B
