Explanation: Subhash Chandra Bose, a significant figure in India's struggle for independence, was not only a political leader but also a prolific writer. His literary works span a variety of genres, including travelogues, political writings, and personal correspondence, each offering unique insights into his life and political ideology.
"An Indian Pilgrim" is a travelogue that Subhash Chandra Bose wrote after his journey through Europe and the Middle East. This book provides a detailed account of his experiences and observations during his travels, offering a glimpse into his political thoughts and the conditions of the Indian diaspora. It is a valuable resource for understanding Bose's worldview and his interactions with various political and social movements outside India.
"Chalo Delhi-Writings and Speeches 1943-1945" is a collection of Bose's writings and speeches during his leadership of the Indian National Army (INA). This period was crucial in the Indian independence movement, and Bose's writings and speeches reflect his vision for a free India and his strategies for achieving independence. The collection includes his famous slogan "Chalo Delhi" (Let's march to Delhi), which symbolized the INA's goal of liberating India from British rule.
"Letters to Emilie Schenkl 1934-1942" is a collection of letters Bose wrote to his Austrian wife, Emilie Schenkl. These letters provide a personal and intimate look into Bose's life and thoughts during his exile and political activities. They offer a different perspective on Bose, revealing his personal side and the challenges he faced during his time away from India.
Together, these works provide a comprehensive understanding of Subhash Chandra Bose's life, political ideology, and personal experiences. They are essential reading for anyone interested in the Indian independence movement and the life of one of its most influential leaders. Therefore, the correct answer is (D) All of the above, as all the mentioned books were indeed written by Subhash Chandra Bose.