Who among the following composed the Harshacharita, the Sanskrit biography of Harshavardhana, the ruler of Kannauj?

Who among the following was the author of the book 'Poverty and Un-British Rule in India'?

Who, among the following, wrote the book ‘Bahuvivah’?

Who among the following spiritual figures authored the famous inspirational book 'Powers of the Mind'?

Which among the following books was written by Swami Vivekananda?

Which of the following books has not been written by Dr. Ambedkar?